Rebekah opens up to Elena on the night of the homecoming dance. Meanwhile, Klaus puts his latest plan into action, but Damon enters into a dangerous partnership to stop him. My Morning Jacket perform.

Mystic Falls is invaded by spirits of the dead during the town’s Illumination Night, and Damon encounters an angry ghost with surprising power. Meanwhile, Elena persuades Jeremy to use his connection to the spirit world to help find Stefan.

Elena, Caroline, Bonnie and Matt begin their senior year of high school. Meanwhile, Damon becomes annoyed with a new houseguest, and everyone is surprised by a new arrival in Alaric’s history class.

Despite all that has happened, Caroline (Candice Accola) is determined to see that Elena (Nina Dobrev), Bonnie (Kat Graham), Matt (Zach Roerig) and Tyler (Michael Trevino) all enjoy a traditional Senior Prank Night before the school year begins at Mystic Falls High School.

The third season begins with Elena and Damon searching for Stefan, who is with Klaus tracking a werewolf. Meanwhile, Caroline plans a party for Elena’s 18th birthday, and Jeremy sees the ghosts of his late sister, Vicki, and his former girlfriend, Anna.