Grimm

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.

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

A Valentine's Day spa party gone awry when Bree Turner's Rosalee and Bitsie Tulloch's Juliette discover a Zieglevolk casting a love spell.