The episode kicks off with Shawn and Gus receiving a mysterious e-mail inviting them to the annual Cinnamon Festival in Dual Spires, a quirky Northern California town nearly invisible on the map. When they arrive the pair quickly find themselves embroiled in the mysterious death of local high school student Paula Merral. As Shawn and Gus unravel the many secrets of the town, they meet several local residents including town doctor/lawyer/veterinarian Donna Gooden, Sheriff Andrew Jackson, proprietors of the local diner Robert and Michelle Barker, the mysterious Woman with Wood and enigmatic bookish beauty Maudette Hornsby. The pool of suspects proves to be deeper than suspected as Shawn and Gus must work to figure out who killed Paula Merral.
When Ames is pulled back into her old criminal life, Chance goes undercover as part of a gang attempting to stage a daring diamond heist to help protect her.
Alex unwittingly sleeps with Coach Daniels' ex-wife and gets used as a pawn in their bitter relationship, while Sammy struggles to end Mary Jo's new fascination with a guitar-toting heartthrob.
Erica and Adam must both confront their true feelings once and for all. For Adam, it leads to a journey into his family’s dark past, where he discovers a startling memory that he has locked away.
The murder of golfer Kristin Halstead sends Detectives Winters and Jaruszalski to the Mens' professional circuit for leads, only to find them in Chip Jarrow. Trouble comes in the form of an incident between Jarrow and his wife Monica. Which leaves DDAs Dekker and Stanton to filter the chaos into a coherent case they can win.
Bulkhead is unknowingly shadowed by Miko as he goes to rescue Agent Fowler, who was kidnapped by the Decepticons.
After the incident in the car, Dan issues Marti an ultimatum – either admit she has feelings for him or their friendship is over. Marti drags a depressed Savannah to a BBQ to help lift her spirits. Savannah drinks a little too much and decides to flirt with the DJ, which puts her in a compromising position later that night. Marti decides to tell Savannah the truth about what happened between her and Dan.
Billy is attacked by wasps; and Billy and Ricky help a single mother who has a mouse problem.
When everyone ends up at Baze’s loft for Thanksgiving, it isn’t long before a few big secrets are exposed. Baze worries that his father, Jack, will discover he is dating his boss, Emma; Lux worries that her parents will find out she is spending time with Eric; Tasha worries that something very dark from her not-too-distant past will be discovered; and Cate worries that if she tells Ryan the truth it will further complicate their already complicated relationship.
Gabe decides to run for class president when the other candidate becomes ill. Students begin losing their powers shortly after the campaigning begins. Ian discovers a chemical called "Chemica Desin" implanted in the campaign buttons and infecting the students. Ross Anderson, the campaign manager for Emily Wright (Gabe's election opponent) was the culprit. Gabe wins the election and Headmaster and Nurse ask Ross to show them how she improved the chemical using only Tower Prep supplies.
Mike goes to Ketucky to learn about race horse nutrition. That involves collecting the horse's vital statistic from it's blood, poop and pee. Fortunately there are plenty of flies to distract Mike while he prepares the samples.
Brooke and Julian go skydiving, while Haley sets up a concert at Tric featuring Kid Cudi. Meanwhile, Quinn sneaks out of town to visit a familiar face.
Both the ATF and the Russians prove obstacles as the club looks to heal old wounds.
Daniel, Amanda, and Zoe race to stop Clarice's master plan and save thousands of lives before Caprica is changed forever.
Jim and Stephanie plan a romantic evening to celebrate their 18th anniversary, but they find themselves using their powers to deal with a serial arsonist with special powers of his own; Daphne and J.J. join forces to win money in a poker game.
Jesse shrugs off Paul's optimism that his parents won't abandon him when he needs them most.
Adele sees Paul's chronic indecisiveness as a source of his discontent.
New Directions heads to the big Sectionals competition to go head-to-head against the Warblers and the Hipsters. While trouble brews between some of the young couples, Emma and Carl grow closer.