Marcel (Charles Michael Davis), deeply conflicted by recent events, is surprised when Klaus (Joseph Morgan) opens up to him about some of his past indiscretions. Cami (Leah Pipes) tries to make sense of cryptic messages she's come across and is disturbed when she gains some insight into Klaus' past. Meanwhile, in a surprising turn of events, the human faction takes matters into their own hands, resulting in a violent confrontation. Elsewhere, when Hayley (Phoebe Tonkin) learns of a plan to harm the werewolves in the bayou, she turns to Elijah (Daniel Gillies) and Rebekah (Claire Holt) for help. After heading to the bayou, they run into a werewolf named Eve (guest star Tasha Ames), who has information that leads them to a shocking discovery.