The Vampire Diaries Season 3, Ep. 05 "The Reckoning"

Despite all that has happened, Caroline is determined to see that Elena, Bonnie, Matt and Tyler all enjoy a traditional Senior Prank Night before the school year begins at Mystic Falls High School. However, when uninvited guests shows up, it doesn’t take long for the evening to take a deadly turn. Damon convinces Jeremy that he can use his new connection to the other side to help find a way to defeat Klaus. Klaus deepens his hold on Stefan and uses him for increasingly violent and dangerous purposes involving Elena too. And finally, Tyler and Caroline's relationship will suddenly be in danger.

The Vampire Diaries Season 3, Ep. 04 "Disturbing Behavior"

Still in Chicago, Klaus (Joseph Morgan) uses Gloria (guest star Charmin Lee), a witch he knew long ago, to help him track down missing information that will explain why his plan isn’t working. Gloria’s spells reveal intriguing glimpses of the truth, but she soon realizes she needs Stefan’s (Paul Wesley) knowledge to complete the puzzle. When Stefan suddenly finds himself in danger, help comes from a surprising ally. Back in Mystic Falls, a frustrating new enemy pushes Damon (Ian Somerhalder) over the brink and he lashes out in a way that will have lasting consequences. Caroline (Candice Accola) struggles with her own emotional issues, even as she tries to help Elena (Nina Dobrev) face her feelings. Jeremy (Steven R. McQueen) makes a brief but disturbing breakthrough with one of his ghostly visitors, leaving him more confused than ever. Finally, Bonnie (Kat Graham) has a strange encounter that will affect everyone. Matt Davis also stars. Wendey Stanzler directed the episode written by Brian Young

The Vampire Diaries Season 3, Ep. 03 "The End of the Affair"

Klaus and Stefan arrive in Chicago, where Stefan is reunited with a vampire who hasn’t really moved on from her interest in him decades earlier. In a flashback to Chicago in the 1920s, Stefan comes face-to-face with a shocking chapter from his wild past. After Damon gets a tip on Stefan and Klaus’ whereabouts from an unexpected source (Katherine), he and Elena follow their trail. Back in Mystic Falls, Tyler is concerned about Caroline and turns to Sheriff Forbes for help. Stefan also learns that Klaus might be running from someone who may be hunting him.

The Vampire Diaries Season 3, Ep. 02 "The Hybrid"

Elena and Alaric secretly head to Tennessee to find a pack of werewolves, who they believe might lead them to Stefan. Matt and Jeremy team up to summon Vicki's spirit. Alaric tips Damon off to where he and Elena are. Klaus attempts to turn all the werewolves of Ray's pack in to hybrids. But the hybrids not only turn out rebellious but defective, with the newly turned Ray escaping Klaus and Stefan's guard and nearly killing Damon. Upon Carol Lockwood discovering that Caroline is a vampire, Caroline's father Bill is summoned to Mystic Falls.