Hope becomes more determined than ever to find her way back to Mystic Falls; Alaric continues looking into the night Malivore was destroyed; as the students leave for summer vacation, Landon stays behind to keep an eye on Rafael.

Determined to move forward with her new life alone, Hope's latest hunt leads her on a collision with the past; Landon's new status as the popular guy leads to tensions with Josie; MG contemplates telling Lizzie how he feels about her.

When a series of events leads Josie, Lizzie and Alaric to the prison world, they come face to face with the twins' evil uncle Kai.

Hope finds herself in a race against the clock as the threat of the prophecy looms and the pressure to rescue the Saltzmans grows. Meanwhile, Alaric's attempt to keep his family safe leads him to make a difficult decision.