Psych

Shawn and Gus are on the slopes on their ski vacation in Whistler, British Columbia when Shawn spots wanted international art thief Pierre Despereaux (Cary Elwes). Despereaux is so good, he's never left enough evidence behind to be formally accused and so promptly gives Shawn and Gus the slip. Lassiter and Juliet arrive in Canada just in time to meet Shawn and Gus at Despereaux's latest crime scene. Lassiter sees all the telltale signs of Despereaux-no fingerprints, no alarms tripped and a signature Merchanteuse Blonde cigarette burning in an ashtray-but not Despereaux himself. After several failed attempts, Shawn realizes that to catch Despereaux he has to beat him at his own game!

Chief Vick calls Shawn and Gus to the forest to aid in the search for billionaire Warren Clayton's downed plane. They arrive at the wreckage before the police and find Clayton inside, barely alive. He manages to cough out the word "Waterloo," and asks them to find out who killed him. Clayton's widow, Alice (Christine Baranski), says that's the name of the 18th hole at the club where he wanted his ashes scattered. Alice invites them to dinner, where Shawn meets the housekeeper Rosa (Carmen Moore), and Clayton's son Garvin (Ryan Kennedy). After making some visual connections Shawn quickly realizes that realizes that everyone in the Clayton household had a motive.

Lassiter enlists the services of Shawn and Gus to uncover the truth about the strange occurrences happening in Old Sonora, a former historic mining town turned Old West tourist attraction where Lassiter spent most of his weekends as a child. Shawn and Gus spend the night with Sheriff Hank (James Brolin) who tells them of the legend of the Ghost Rider, a spirit that supposedly haunts the town. When Hank leaves to check on some riled horses and doesn't return Shawn and Gus find him as well as the horses and two fence posts missing. They turn towards a sound of thunder to see a stampede of horses headed straight for them!

After Agatha (Melanie Bray), a student at a Catholic college, jumps off the roof of a building, Gus drags Shawn to the school to investigate as a favor to an old teacher, Father Westley (Ray Wise). Lassiter and Juliet are already there speaking with Westley and headmaster Father Bard (Tim Conlon), who explain that Agatha was a model student until three weeks ago when she suddenly started acting irrationally. Lassiter thinks it's murder, Shawn is leaning towards suicide, while Father Westley believes she was possessed. Despite being roundly dismissed, even by Father Bard, Westley is insistent and Gus agrees to take the case, over Shawn's objections.

After a police department baseball game, the whole gang heads to a bar to celebrate McNab's (Sage Brocklebank) birthday. As the waiters bring out the cake, Shawn spots a hooded man by the register with a bulge in his jacket. He runs to warn Lassiter who pulls out his weapons just as the hooded man starts to fire. After a barrage of bullets, the man manages to escape. The cops call it as an attempted robbery but Shawn claims the man came there specifically to kill one of them. He believes he will try again, but suggests that if they can figure out which one of them was the target, it will give them a clue to the man's identity.

Raj (Sendhil Ramamurthy) waits in an alley to meet his girlfriend Mina (Azita Ghanizada), a dancer in a local Bollywood

production, who he has been secretly dating. She sneaks outside on a break from the show, but is nearly killed when a runaway truck narrowly misses her. A distraught Raj goes to the police station, where he confesses to not only hurting Mina, but all of the women he has loved, claiming he's cursed! Shawn and Gus take the case, thinking it will be an easy one since there is no such thing as curses... Or is there?

Leonard "Diddle" Callahan (Demond Dann), a college friend of Gus is chased by armed assailants and when he reaches his apartment building, drops his bike and runs inside. Before the men break in and asphyxiate him Diddle pulls a digital camcorder from his backpack and is able to email out its contents. Shawn and Gus attend Diddle's funeral where Shawn discovers that Gus was in a singing group with Diddle and their other friends Tony (Jaleel White) and Joon (Kenan Thompson), but he has been estranged from them for years and refuses to say why. When Tony and Joon are able to speak to Shawn alone they tell him Diddle was way too careful on his bike to die in an accident. They believe he was murdered, and they hire Shawn to find out what happened.

Stewart Gimbley (Joshua Malina) bursts into the Psych office looking for help from Shawn and Gus after the police refuse him. Stewart hands them a gun with silver bullets and wants the guys to lock him up and observe him overnight because Stewart believes he's a werewolf. He offers them three times their rate and they readily accept, thinking it will be easy money. After Shawn and Gus tie Stewart up and fall asleep for the night, they are suddenly wakened by the sound of the window shattering. Stewart is gone and a tuft of grey animal hair dangles from a shard of glass. Later that night two hunters are found brutally attacked in the woods and Shawn and Gus think they know the cause.

Juliet and Lassiter meet Gus at a vehicle storage yard in the middle of the night after Gus receives a message from Shawn telling him that he'd solved their case and to meet him there. When Shawn doesn't show up they grow worried especially after Lassiter finds blood on the ground and they realize Shawn's been shot and kidnapped. Lassiter and Henry team up to track him down, while Gus and Juliet retrace the steps of Shawn's latest investigation.

Lassiter and Juliet are at the scene of a possible suicide with Gus, Shawn and Abigail. While it appears that the victim hung himself, Shawn notices signs of murder and discovers dog tags stuffed down the dead man's throat. This is not just a murder, now it's a military crime, which poses jurisdictional problems. Juliet says she knows someone who might be able to help with that, and calls her brother, Ewan (John Cena), an ex-military colleague who is now hired out by the government for covert missions. He is able to tell Juliet that swallowing dog tags is a sign of shame. but the autopsy report comes in, supporting the murder theory and the team investigates.

After Gus finally reveals his secret girlfriend Ruby (Sarah Shahi) to Shawn, Shawn's first impression of her is a good one, but he insists on meeting her friends to vet her further. The two end up crashing what Gus thinks is a picnic with Ruby and her friends Jessica (Stacy Keibler), Derek (Steve Howey) and Stu (Bradley Stryker). But the guys soon learn they have walked into a river-rafting trip instead. Ruby is thrown at first, saying there is not enough room, but then relents and hooks them up with gear. Shawn thinks Ruby might be hiding something, and uses his "psychic" abilities to break the ice with her friends and finds what binds them all together is an interest in extreme sports. Shawn and Gus realize they are on a white water trip just before they hit the rapids, and they hold on for dear life. When they come out the other side, they realize Stu is missing.

Juliet goes to the train station to meet Scott Seaver (Josh Braaten), her college boyfriend, to make good on the pact they made to meet there exactly seven years after saying goodbye. When Scott never shows up Juliet grows curious and uses police resources to track him down, but Vick puts a stop to that before she can find anything. Juliet enlists the help of Gus and asks him to keep Shawn out of it because of their romantic history. Gus' cover is quickly blown when Shawn figures out he is doing something behind his back and Shawn joins the investigation as well.

Donny Lieberman (Ernie Grunwald), a courier for a service that caters to biomedical companies, comes to Shawn and Gus for help after he wakes up from being very drunk the night before and comes to realize that he has lost a GenuTech cooler containing the deadly Thornburg virus. At the same time, a blonde woman stumbles around a convenience store and starts bleeding from the eyes before she falls down dead. Shawn and Gus get to the crime scene where Shawn psychically reveals that the woman died from the Thornburg virus. After more reports of cases that appear to be related to the deadly virus their only chance is to contain the outbreak.

Walter Snowden (Bruce Davison), a man who runs a private security firm, wants to hire Shawn to be part of a think tank working with billionaire businessman Ashton Bonaventure (Chris Sarandon) to prevent his assassination. Shawn and Gus arrive at the security offices where Snowden tells them he has provided everything for them off their contract rider, from bubble gum to an air horn. Snowden give them a brief bio on Bonaventure, who is in town to give a speech to his board of directors. His hostile takeovers and layoffs have made him many enemies and the attempts on his life are getting closer to success. Shawn and Gus meet the other members of the team - Boyd (Miguel Ferrer), a retired Secret Service agent, Svetlana (Sandra Hess), a former hit woman for the KGB, and Zenuk (Alex Zahara), a crime statistician. The team is told to brainstorm ways to kill Bonaventure in order to prevent such an assassination, but every angle Shawn and Gus come up with is scoffed at. Out of ideas, they head to the police station to get inspiration from Lassiter, who refuses to help them. He is working with Bonaventure's security team already, but he has never heard of Snowden.

A man is chumming the waters off of a boat at night, when a shark jumps out and latches onto his arm, dragging him into the sea. Lassiter and Juliet are at the beach the next morning where the body of what appears to be a shark attack victim has washed ashore. Lassiter thinks he sees what might be a knife wound among the shark bites. He proclaims to the press that the victim was murdered and the reporters crucify him, but Shawn is on board with his theory, having spotted the possible knife wound himself. When the coroner can't identify the victim off of fingerprints since the fingers are still in the shark along with the victim's wallet, Lassiter says he'll put out a bulletin for anyone who catches the shark so they can at least identify the man. Shawn still pushes the murder angle.

When Shawn arrives late to meet Gus at a screening of Psycho, he has to squeeze down the row past other theatergoers to take his seat. On their way out of the theater, they are surprised to meet Mary Lightly (Jimmi Simpson), who helped them track serial killer Mr. Yang. Mary takes them to a diner, where they discuss Yang's new book that has just been released and Mary points out that, according to the book, Yang could not have been working alone. Shawn and Gus don't believe it, and leave the diner - and the Yang case - behind. Later they are called to a crime scene to find the waitress from the diner murdered and her body arranged into a Yin/Yang symbol.