As the town prepares for the annual festival, finds herself overwhelmed. After the previous episode's ritual, the "Other Side" has begun to bleed into reality. This brings back several familiar faces, both friendly and hostile:

By the end of the night, the ghosts are gone, but the information Mason provided sets the stage for the Scooby Gang to learn the true origins of .

They target the town’s prominent figures, including , who is caught between his feelings for the ghost of Anna and his current girlfriend, Bonnie.

: Mason leads Damon to a hidden cave beneath the Lockwood cellar, revealing ancient Viking carvings (the story of the Original family) before he disappears.

helps Jeremy and Elena, but her presence causes a deep rift in Jeremy’s relationship with Bonnie, as he finds it impossible to let go of his first love. The Climax and Closure

: Appears to Bonnie to warn her that the balance of nature has been disturbed and that she must close the door to the Other Side before it's too late.

: Returns to help Stefan, who is currently a "ripper" under Klaus's compulsion. She uses intense, physical methods to try and "detox" him and bring back his humanity.