Grimm, Series 1 - 3

After the mysterious brutal attack of a local college co-ed, Portland homicide Detective Nick Burkhardt (David Giuntoli) discovered he is descendant of an elite line of criminal profilers known as "Grimms," charged with keeping balance between humanity and the mythological creatures of the world. As he tries to hide the dangers of his new found calling from his fiancé, Juliette Silverton (Bitsie Tulloch), and his partner, Hank Griffin (Russell Hornsby), he becomes ever more entrenched in the ancient rivalries and alliances of the Grimm world. With help from his reluctant confidant, Monroe (Silas Weir Mitchell), a reformed Grimm creature himself, Nick must navigate through the forces of a larger-than-life mythology. Reggie Lee and Sasha Roiz also star.

A case of breaking and entering introduces Nick (David Giuntoli) and Hank (Russell Hornsby) to a mysterious family whose cultural background blurs the line of right and wrong. Meanwhile, Nick tasks Monroe (Silas Weir Mitchell) with safeguarding Aunt Marie (guest star Kate Burton). Bitsie Tulloch, Sasha Roiz and Reggie Lee also star.

The station is abuzz as Nick (David Giuntoli) and Hank (Russell Hornsby) are called to a case where an innocent flash mob results in a gruesome homicide. As Nick delves further into the investigation, he learns more about his unique family history, and finds himself at odds when he and Hank are assigned to protect a dark character from his recent past. Bitsie Tulloch, Silas Weir Mitchell, Sasha Roiz and Reggie Lee also star.

After investigating a strange cluster of female deaths and disappearances, Nick (David Giuntoli) sends Monroe (Silas Weir Mitchell) undercover to get a whiff of a hypnotic suspect. In the meantime, a stranger shows up looking to avenge the death of his friend at the hands of a Grimm, but he’ll have to get past Captain Renard (Sasha Roiz). Russell Hornsby, Bitsie Tulloch and Reggie Lee also star.

Nick (David Giuntoli) and Hank's (Russell Hornsby) investigation of a dead high school teacher leads them to the school's outcast, Roddy. Nick realizes that there's more to Roddy than meets the eye, and enlists Monroe's (Silas Weir Mitchell) help to get through to the troubled teenager before he exacts revenge on the students who wronged him. Meanwhile, Nick learns that his presence is beginning to affect the creature world. Bitsie Tulloch, Sasha Roiz and Reggie Lee also star.

Nick (David Giuntoli) is called to a suspected arson case, which exposes a longstanding family feud that brings Monroe (Silas Weir Mitchell) face-to-face with characters from his troubled past. While Monroe wrestles with restraining his wild side, it’s up to Nick to keep everything from going up in flames. Russell Hornsby, Bitsie Tulloch, Sasha Roiz and Reggie Lee also star.

A mysterious homicide deep in the woods leads to Nick (David Giuntoli) and Hank (Russell Hornsby) reopening a long-aborted missing persons case. When Nick suspects this abducted person might be a feral creature, he asks Monroe (Silas Weir Mitchell) to help remind this wild child of her human nature. Bitsie Tulloch, Sasha Roiz and Reggie Lee also star.

An escapee returns to Portland seeking revenge against those who put him behind bars. His unusual strength and high tolerance for pain makes Nick (David Giuntoli) take notice. As the case escalates Nick and Juliette (Bitsie Tulloch) are put in danger, and Monroe (Silas Weir Mitchell) is called into action to help put an end to the convict’s deadly rampage. Russell Hornsby, Reggie Lee and Sasha Roiz also star.

While investigating a gruesome homicide, Nick (David Giuntoli) learns that a seemingly mild-mannered resident could be festering a potential monster created from a dark childhood. Meanwhile, Monroe (Silas Weir Mitchell) is sent an unsettling message by the creature community, who are beginning to wonder if his priorities lie with them or a Grimm. Russell Hornsby, Bitsie Tulloch, Sasha Roiz and Reggie Lee also star.

As Portland’s homeless youth start to go missing, Nick (David Giuntoli) uncovers a deadly black market supplying the Grimm world with human organs for all types of elixirs. As the investigation heightens, Nick and Juliette (Bitsie Tulloch) befriend a pair of homeless siblings, Hanson (guest star Daryl Sabara, “Spy Kids”) and Gracie (guest star Hannah Marks, “Necessary Roughness”), whose friends have gone missing. Russell Hornsby, Silas Weir Mitchell, Sasha Roiz and Reggie Lee also star.

Nick (David Giuntoli) and Hank (Russell Hornsby) find themselves on the hunt for a deadly heartbreaker leaving behind a web of dead bodies. Meanwhile, Nick’s growing recognition among the creature world is starting to threaten not only his safety but Juliette’s (Bitsie Tulloch) as well, and it may be time for him to take action to keep her safe. Silas Weir Mitchell, Sasha Roiz and Reggie Lee.

A bizarre double homicide leads Nick (David Giuntoli) and Hank (Russell Hornsby) to a boxing gym, which Nick discovers is a supplier for a darker, ritualistic fight club in the creature world. When Monroe (Silas Weir Mitchell) lends a hand and gets in over his head, Nick must dig deep and find his inner "Grimm" to defend him. Bitsie Tulloch, Sasha Roiz and Reggie Lee also star.

A failed jewelry store robbery results in a murder that finds Nick (David Giuntoli) and Hank (Russell Hornsby) immersed in a hunt for rare coins. Nick soon learns that these coins have an unsettling effect on whoever possesses them, as Hank and Captain Renard (Sasha Roiz) begin to exhibit unusual behavior. Meanwhile, a mysterious old friend of Aunt Marie’s (guest star Titus Welliver, "Lost") comes to Nick with information about his family and what led to his parents' death. Bitsie Tulloch, Silas Weir Mitchell and Reggie Lee also star.

While investigating an arson-related homicide with Hank (Russell Hornsby), Nick (David Giuntoli) finds himself in the heated world of Portland fire-dancing where he meets a woman (guest star Danielle Panabaker) who might just be too hot to handle. With Monroe’s (Silas Weir Mitchell) help, Nick will have to find out if he can investigate the case without getting himself or those close to him burned. Bitsie Tulloch, Sasha Roiz and Reggie Lee also star.

After the grisly murder of a familiar shop owner, Nick (David Giuntoli) joins forces with Monroe (Silas Weir Mitchell) to help solve the murder. When the shop owner’s sister, Rosalee (guest star Bree Turner), comes to town, Nick thinks he may have found a new ally in the creature world. Elsewhere, Captain Renard (Sasha Roiz) enlists Adalind (guest star Claire Coffee) to cast a spell on Hank (Russell Hornsby). Meanwhile, Sgt. Wu (Reggie Lee) unwittingly becomes entangled in Adalind’s dastardly plan. Bitsie Tulloch also stars.

Nick (David Giuntoli) pulls out all the stops to plan a romantic getaway for Juliette (Bitsie Tulloch) in an attempt to get their relationship back on track. Nick’s duties as a Grimm get in the way of romance when he meets the unsettling neighbors (guest stars Azure Skye and Josh Randall) and discovers that the troubled wife has a rare and valuable treasure to protect. It’s left to Nick to keep everyone safe. Back in Portland, Hank (Russell Hornsby) and Monroe (Silas Weir Mitchell) each find themselves on the brink of new romantic relationships. Sasha Roiz and Reggie Lee also star.

Nick (David Giuntoli) and Juliette (Bitsie Tulloch) join Hank for dinner, where Nick discovers Hank’s mystery date is none other than Adalind (guest star Claire Coffee), the same Hexenbiest who tried to kill Aunt Marie. Meanwhile, Captain Renard (Sasha Roiz) takes matters into his own hands when a visit from foreign representatives of his royal bloodline threatens his position. Elsewhere, Monroe (Silas Weir Mitchell) and Rosalee (guest star Bree Turner) are called into action when the lives of Hank and Sgt. Wu (Reggie Lee) hang in the balance.

While investigating a string of murders, Nick (David Giuntoli) and Hank (Russell Hornsby) learn that their suspect’s crime wave began overseas. When Nick discovers the suspect (guest star Neil Hopkins) is being harbored by none other than Monroe (Silas Weir Mitchell) and Rosalee (guest star Bree Turner), he realizes he’s hunting the hunted, a freedom fighter trying desperately to escape the clutches of a creature bounty hunter (guest star Sebastian Roche). Bitsie Tulloch, Sasha Roiz and Reggie Lee also star.

As Nick (David Giuntoli) delves into the trailer’s weapons cabinet and his inner Grimm, the investigation of a dead construction worker leads him into a long standing conflict in the creature world. Sensing an unfamiliar threat, the suspect takes it upon himself to summon reapers to town to eliminate the Grimm once and for all. Meanwhile, Juliette (Bitsie Tulloch) insists that Nick invite Monroe (Silas Weir Mitchell) over for dinner, making for quite the interesting evening. Russell Hornsby, Sasha Roiz and Reggie Lee also star.

Nick (David Giuntoli) and Hank (Russell Hornsby) are called to investigate the mysterious death of a wealthy matriarch, after her stepdaughter loses everything in a Ponzi scheme. Meanwhile, Juliette (Bitsie Tulloch) does some digging into the mysterious death of Nick’s parents in an effort to help him find closure. Silas Weir Mitchell, Sasha Roiz and Reggie Lee also star.

After Juliette (Bitsie Tulloch) stumbles upon a brutal murder, Nick (David Giuntoli) learns the suspected creature (guest star Kenneth Mitchell), and friend of Monroe (Silas Weir Mitchell), is suffering from a mysterious condition -- the inability to completely return to human form. This mysterious condition leads them to a therapist (guest star Roger Bart) who’s created an artificial drug to suppress the creature side, with horrifying side effects. Meanwhile, the investigation takes a surprising turn when Hank (Russell Hornsby) sees something he can't quite explain. Sasha Roiz and Reggie Lee also star.

As Nick (David Giuntoli) delves deeper into his life as a Grimm, a trail of grotesque murders reignites the search for the elusive gold coins. The arrival of a mysterious woman in black (guest star Mary Elizabeth Mastrantonio) begins to get in the way of Nick and Hank’s (Russell Hornsby) investigation as extra precautions have to be taken to ensure their safety. Meanwhile, Nick’s ability to keep his true nature secret from Juliette (Bitsie Tulloch) comes to a tipping point. Silas Weir Mitchell, Sasha Roiz and Reggie Lee also star.

After their face-off with Kimura, Nick finds himself trying to come to grips with the return of his mother. A trail of brutal murders unveils a foreign conspiracy to hunt down Nick, leading to several revelations about his past.

As Nick and his mother continue to battle the Mauvais Dentes, Monroe and Rosalee fight against the clock to save Juliette. More details are revealed about the source of Juliette’s illness, resulting in an epic showdown. Back at the precinct, Hank senses that something is amiss when Nick lands in hot water with the FBI. Meanwhile, Captain Renard continues to reveal himself as he deals with his estranged brother.

As Hank continues to seek help to cope with the inexplicable siting he had, an old friend, Jarold Kempfer, needs his help when his daughter goes missing. Nick’s expertise as a Grimm comes in to play as he investigates the disturbing motives linked to the disappearance.

While investigating an accident site, Nick comes upon a bizarre and gruesome Wesen disease that is spreading quickly. A romantic day out for Monroe and Rosalee takes a dangerous turn when they encounter an infected creature that is out for blood. Meanwhile, Captain Renard gets a tip about a dangerous foreign fugitive who's made his way to Portland.

When a local Reverend reports that his church has been robbed, Nick quickly learns that it's a Wesen church, and enlists Monroe to check for any suspicious activity regarding the shepherd's flock. Meanwhile, Nick and Juliette continue to figure out the rules of their relationship as a dangerous opponent lurks in the shadows with his sites on Nick.

Angelina comes back in to town with bad tidings as Monroe learns his continued cooperation with the Grimm may come at a high cost. Nick comes to Hank for help to keep Monroe safe and Hank uses this time to get caught up with his knowledge of the "Wesen world." Meanwhile, an old European acquaintance pays Captain Renard a visit, but it's hard to tell if this visit is for business or pleasure.

After investigating a grisly murder, clues lead Nick and Hank to a seemingly unstable father who is on the run with his daughter. As they learn more about the case they realize that the girl's father may be the least of their worries. At the spice shop, Monroe finds out filling in for Rosalee isn't as simple as he'd hoped it would be. Meanwhile, Captain Renard finds himself paying unwarranted attention to more than one woman from his past.

Nick and Hank are called to the scene of a murdered high school academic decathlete and learn just how competitive some extracurricular activities can be, and the extremes some coaches and parents will go to give students the best chance for success. In other police matters, Captain Renard deals with an unwanted infatuation while we learn an old accomplice of his has been spending time with his family in Europe. Elsewhere, Monroe continues to manage the spice shop and gets a visit from an unlikely customer.

Despite the enthusiastic anticipation of the city's residents for Halloween, a series of horrifying child abductions make their way to Portland, quickly spoiling the holiday spirit. Nick and Hank join forces with Valentina Espinosa, a mysterious detective from Albuquerque, to help find and capture the elusive suspect. Juliette joins their investigation, acting as the precinct's fill-in Spanish translator. The more Nick digs into the case, the more he realizes the pattern of the kidnapping matches those in the famed Hispanic horror story "La Llorona," a story with its roots intertwined with his own family's history. Meanwhile, Monroe celebrates the holiday in fine style as he teaches the neighborhood bullies a lesson.

When a brutal vigilante homicide is made public, it sends Portland’s Wesen community into a frenzy. As Nick (David Giuntoli) investigates further, he discovers a pattern similar to that of a particularly brutal line of past Grimms. Is there another Grimm in town, or is Nick dealing with a sadistic copycat? Meanwhile, Captain Renard (Sasha Roiz) takes it upon himself to offer Juliette (Bitsie Tulloch) comfort in handling her ongoing dilemma with Nick. Russell Hornsby, Silas Weir Mitchell and Reggie Lee.

Hank starts reflecting on an arrest he made earlier in his career regarding a man who committed murder claiming "self-defense against monsters." With the man's death sentence rapidly approaching and the knowledge he's recently gathered from Nick, Hank begins to wonder if there was more truth to the man's seemingly absurd story then he once thought. Back at the spice shop, Monroe finds himself involved in a situation he never saw coming.

Adalind returns to wreak havoc in everyone's lives and avenge her mother's brutal death. She has her eyes set on Nick and those closest to him - especially Hank and Juliette. Elsewhere, Captain Renard's obsession continues to escalate. Meanwhile, a surprise visit at the spice shop gives Monroe more than he ever bargained for.

After Nick (David Giuntoli) learns about Juliette (Bitsie Tulloch) and Captain Renard (Sasha Roiz), he must deal with the consequences. Things get even more complicated when Nick is called to investigate his own crime. Meanwhile, the search for the key intensifies as Captain Renard finds Nick's trailer and makes a surprising alliance. With Rosalee's (Bree Turner) help, Monroe (Silas Weir Mitchell) informs Nick that they might be able to stop what's going on with Renard and Juliette before it goes too far. Elsewhere, Wu (Reggie Lee) responds to a bizarre shooting at Nick and Juliette's house.

The Wesen code of honor comes into question when Nick (David Giuntoli), Hank (Russell Hornsby) and Monroe (Silas Weir Mitchell) discover a series of bank robberies with Wesen using true natures as their disguises. Meanwhile, Juliette (Bitsie Tulloch) finds herself tormented by faint, slowly returning memories that cause her to question her mental state.

When a mysterious case of sudden blindness causes a woma's death, Nick (David Giuntoli) and Hank (Russell Hornsby) come across a disturbing Wesen that feeds off its victim's tears. Meanwhile, Adalind (Claire Coffee) contemplates the significance of her new situation, while Juliette (Bitsie Tulloch) continues to work with Rosalee (Bree Turner) in an effort to fix her memory.

When a gruesome homicide brings an office party to a screeching halt, Nick (David Giuntoli) and Hank (Russell Hornsby) find themselves battling a Wesen on a completely new platform - online. Meanwhile, Juliette's (Bitsie Tulloch) mysterious hallucinations finally start to take shape, giving them a whole new meaning.

While on jury duty, Rosalee (Bree Turner) tasks Nick (David Giuntoli), Hank (Russell Hornsby) and Monroe (Silas Weir Mitchell) to help stop a defense attorney from using his particular "Wesen wiles" to overturn what should be an open-and-shut murder case. Back at the precinct, Captain Renard (Sasha Roiz) brings Nick and Hank in on his own recent dealings with the Verrat, to keep them on their toes. Meanwhile, a return to the trailer brings a flurry of memories of Nick rushing back to Juliette (Bitsie Tulloch).

Nick (David Giuntoli) finds himself fighting a wildly different sort of nature freak in a desperate attempt to keep a volcano from burying Portland in lava. Meanwhile a pregnant Adalind (Claire Coffee) meets a powerful new ally (guest star Shohreh Aghdashloo) in Europe. Meanwhile, Juliette (Bitsie Tulloch) seeks out help after becoming overwhelmed by the latest side effect of her recovery - multiple memories of Nick showing up everywhere.

Mysterious cow mutilations and reports of glowing creatures put Nick (David Giuntoli) on a case that forces him to question the existence of aliens within the Wesen world. He also meets a strange UFO expert who seems to know more than he's letting on. Meanwhile, Nick digs further into the key, and Juliette's (Bitsie Tulloch) romantic memories of Nick start coming back in a big way.

Nick (David Giuntoli) discovers a muse-like Wesen (guest star Nora Zehetner, "Heroes") with the ability to influence those she gets close to - some with positive results, others with terrifying ones. Nick must find a way to get close without losing himself in the process. Juliette (Bitsie Tulloch) arranges a dinner date with Nick in the hopes of clearing the air, but their plans go awry as the case intensifies. Meanwhile, Rosalee (Bree Turner) takes her first visit to Aunt Marie's trailer.

Nick (David Giuntoli) and Hank (Russell Hornsby) discover a new kind of strange when they investigate suspects being found dead - for the second time. In Europe, Adalind (Claire Coffee) finds herself in the middle of a feud between Frau Pech and Stefania (guest star Shohreh Aghdashloo ) while working over the details of her pending transaction. Meanwhile, determined to remember every last detail to get things started once more, Juliette (Bitsie Tulloch) insists Monroe (Silas Weir Mitchell) share with her Nick's darkest secret - the world of Grimms and Wesen.

Just when things look like they're back to normal with Juliette (Bitsie Tulloch), Nick (David Giuntoli) is called to investigate a flurry of rage-fueled assaults happening all over Portland. He goes to Monroe (Silas Weir Mitchell) and Rosalee (Bree Turner) for help battling Portland's newest wave of "undead." As if that weren't enough, Captain Renard (Sasha Roiz) informs Nick that his brother Eric (guest star James Frain) is in town on family business. Meanwhile, Stefania (guest star Shohreh Aghdashloo) and Frau Pech methodically use their alliances with Adalind (Claire Coffee) to battle one another.

A panicked Juliette (Bitsie Tulloch), Monroe (Silas Weir Mitchell), and Rosalee (Bree Turner) enlist Hank's (Russell Hornsby) help in fending off a zombie hoard while trying to figure out what happened to Nick (David Giuntoli). Knowing the truth, Captain Renard (Sasha Roiz) takes measures to help rescue Nick from the clutches of his brother, Eric (guest star James Frain). Elsewhere, along with the help of the mysterious Stefania (guest star Shohreh Aghdashloo), Adalind (Claire Coffee) finds herself facing her most gruesome task yet in her effort to regain her Hexenbiest abilities.

Monroe (Silas Weir Mitchell), Hank (Russell Hornsby), Rosalee (Bree Turner) and Juliette (Bitsie Tulloch) track down a manic Nick (David Giuntoli) and do all they can to find him and reverse what's been done to him before he causes any more damage. Meanwhile, Captain Renard (Sasha Roiz) does his best to clean up the zombie fallout on all fronts - domestic and international. Elsewhere, the more time Adalind (Claire Coffee) spends with Stefania (guest star Shohreh Aghdashloo), the more disturbing things seem to get in her quest to regain her Hexenbiest abilities.

A series of disturbing crime scenes leads Nick (David Giuntoli) and Hank (Russell Hornsby) to the resurrection of an old feud that's all too familiar for Nick and Monroe (Silas Weir Mitchell). With the news of a royal family member's demise, several key players start to make their move. Meanwhile despite his recent trauma, Nick finds himself healthier than normal and Monroe and Rosalee (Bree Turner) talk about moving their relationship forward.

When Nick (David Giuntoli) and Hank (Russell Hornsby) investigate a drowning death with mysterious marks on the victim's ankles, they happen upon a group of water-bound Wesen with a deadly postcoital cuddle. Meanwhile, Rosalee (Bree Turner) starts unpacking her things at Monroe's (Silas Weir Mitchell), and Captain Renard (Sasha Roiz) makes a startling realization about the possible identities of the Royal Baby's parents.

Nick (David Giuntoli) and Hank (Russell Hornsby) are on the case as repeat instances of apparent vigilantism have whispers of an old Spanish legend making their way through a working-class Portland neighborhood. Elsewhere, Juliette (Bitsie Tulloch) learns the truth about Nick's mother. Meanwhile, Adalind (Claire Coffee) has a brief scare during her ultrasound.

Nick (David Giuntoli) faces his toughest challenge yet when he and Hank (Russell Hornsby) investigate a case that combines religious phenomenon with the dark dealings of the Wesen Council. Meanwhile, Rosalee (Bree Turner) is torn when Nick's case challenges her Wesen loyalties. Elsewhere, Captain Renard (Sasha Roiz) leaves town to tend to some "family matters."

As a deadly crime spree begins to surface, a century-old urban legend takes shape in Portland's sewers and becomes Nick's (David Giuntoli) latest case. In Europe, Adalind (Claire Coffee) meets Prince Viktor (guest star Alexis Denisof), who's come to bring those responsible for his cousin Eric's demise to justice. Meanwhile, Captain Renard (Sasha Roiz) responds to the recent attempt on his life.

After a string of delinquent teens go missing, an old Wesen tale of an evil Santa who brings more than just a lump of coal may be the prime suspect. The investigation intensifies as Nick (David Giuntoli) and Hank (Russell Hornsby) take things a little too far. Meanwhile, Monroe (Silas Weir Mitchell) enlists Juliet (Bitsie Tulloch) to surprise Rosalee (Bree Turner) for their first Christmas together with unintended results. Elsewhere, Captain Renard’s (Sasha Roiz) tour of Europe brings him closer to tracking down Adalind (Claire Coffee).

Nick (David Giuntoli) and Hank (Russell Hornsby) investigate a Wesen "healer" whose ability holds risks that far outweigh its rewards. Meanwhile, Juliette (Bitsie Tulloch) takes in a friend when domestic issues escalate and Hank makes a move on his physical therapist Zuri (guest star Sharon Leal). Elsewhere, Captain Renard (Sasha Roiz) finally tracks down Adalind (Claire Coffee) and has a stern warning for her.

Nick (David Giuntoli) and Hank (Russell Hornsby) are called to the scene of a gang-related homicide. The case escalates as Zuri (guest star Sharon Leal), Hank’s physical therapist, and her brother get caught up in the investigation. Meanwhile, Juliette (Bitsie Tulloch) seeks advice from Rosalee (Bree Turner) in dealing with the news that her friend is Wesen.

Nick (David Giuntoli) and Hank (Russell Hornsby) are called to the gruesome murder of a veteran working in home security. During their investigation, they discover this might be one of several revenge killings regarding a horrifying cover-up involving members of the army and military contractors. On the domestic front, Monroe (Silas Weir Mitchell) accompanies Rosalee (Bree Turner) during her long overdue reunion with her mother and sister. In Europe, Adalind (Claire Coffee) sees hints of what she thinks might be her powers returning.

Nick (David Giuntoli) and Hank (Russell Hornsby) investigate a cop killer who scalps his victims. Meanwhile, Juliette (Bitsie Tulloch) begins to communicate with Nick’s mom via email and Adalind (Claire Coffee) finds herself much closer to delivering her baby than she previously thought. Elsewhere, Monroe's (Silas Weir Mitchell) parents (guest stars Dee Wallace and Chris Mulkey) decide to surprise him and Rosalee (Bree Turner) with an early arrival to Portland after learning some exciting news.

Monroe (Silas Weir Mitchell) fights an impossible battle to convince his parents (guest stars Dee Wallace and Chris Mulkey) to embrace the life choices he’s made. Meanwhile, Nick (David Giuntoli) turns to Juliette (Bitsie Tulloch) to help him figure out the Wesen aspect of his cop-killing scalper investigation. On the Royal Baby front, Captain Renard (Sasha Roiz) learns new information that forces him to contact Adalind (Claire Coffee) in the interest of keeping her and the baby safe from Viktor (guest star Alexis Denisof).

A horrible new predator creeps into Portland with its sight set on a young expectant couple who are close friends of Sgt. Wu (Reggie Lee). Nick (David Giuntoli) and Hank (Russell Hornsby) must figure out how to deal with Wu as the investigation escalates. Meanwhile, Adalind (Claire Coffee) prepares for a special delivery while her enemies are hot on her trail.

Nick (David Giuntoli) and Hank (Russell Hornsby) find themselves thrown into the middle of an ancient battle and things heat up when the Wesen Council decides to get involved. Monroe (Silas Weir Mitchell) and Rosalee (Bree Turner) fill everyone in on early Wesen history. Meanwhile, Sgt. Wu (Reggie Lee) is still reeling from the events he recently experienced. As things heat up in Europe, one of the Resistance’s most trusted allies gets compromised as he tries to protect Adalind (Claire Coffee).

A double homicide leads Nick (David Giuntoli) and Hank (Russell Hornsby) to a traveling carnival where the performers are not what they seem. To get a better understanding of what's going on behind the scenes Monroe (Silas Weir Mitchell) and Rosalee (Bree Turner) go undercover. On the wedding front, Monroe has a really important question for Nick. In Austria, an invaluable member of the Resistance makes the ultimate sacrifice to help Adalind (Claire Coffee).

The Resistance's plan to keep Adalind (Claire Coffee) safe gets kicked into high gear when an unexpected ally arrives to ensure she and the baby make it out of Europe safely. In Portland, as Monroe (Silas Weir Mitchell) and Rosalee (Bree Turner) prepare for their upcoming wedding, Nick (David Giuntoli) and Juliette (Bitsie Tulloch) are reminded of their failed proposal.

Nick (David Giuntoli) and his mom, Kelly Burkhardt (guest star Mary Elizabeth Mastrantonio), join forces to protect Adalind's (Claire Coffee) baby. Meanwhile, Prince Viktor (guest star Alexis Denisof) activates a deadly stateside asset (guest star C. Thomas Howell) to find Adalind and her child.

Nick (David Giuntoli) and Hank (Russell Hornsby) investigate a dangerous female suspect (guest star Jacqueline Toboni) leaving a trail of Wesen in her wake. Elsewhere, Adalind (Claire Coffee) takes measures into her own hands, even if that means forging a dangerous alliance.

Nick (David Giuntoli) does his best to educate Trubel (guest star Jacqueline Toboni) on how best to handle the world she is learning about for the first time, and decides it best to bring her on a ride along with Hank (Russell Hornsby). They find themselves investigating the homicide of a young woman that strikes a chord for Trubel. Meanwhile, Adalind (Claire Coffee) makes a discovery that she hopes will lead her to regain something she has lost.

Nick (David Giuntoli) and Hank (Russell Hornsby) are called to investigate a double homicide, and quickly learn the victims were from a special section of the Verrat tasked with finding rare objects pertaining to the Wesen world. Trubel (guest star Jacqueline Toboni) gets involved with a mysterious father-and-son tandem that crossed the country in a desperate attempt to deliver invaluable cargo to "the Portland Grimm." Meanwhile, Captain Renard (Sasha Roiz) begins to grow suspicious of Adalind’s (Claire Coffee) recent behavior and quietly decides to put extra eyes on her. Bitsie Tulloch, Silas Weir Mitchell, Reggie Lee and Bree Turner also star.

It's Monroe (Silas Weir Mitchell) and Rosalee's (Bree Turner) big day and their joy will only be matched by unexpected heartache for those around them. Nick (David Giuntoli) and Juliette (Bitsie Tulloch) make a startling realization that could shake their relationship to its core. Meanwhile, Adalind (Claire Coffee) proceeds with a delicately laid plan that leads to a catastrophic event that will alter the course of Nick's journey.

Learn everything you need to know about the world of Grimm -- with this special look back at the events of the series’ thrilling first season.

Monroe-mance is in the air, with this romantic mash-up of "Monrosalee" moments.