After Vanessa and Frank's deaths, the Monohans make plans to move from The Gates. Their plans are interrupted when Charlie runs away with Andie. Brett then goes off in search of Andie before her Succubus side comes out. Dylan and Claire must find Devon before she can use her ability to destroy all the world's vampires. As all these stories converge, the one person no one can trust is the one person the Monohans need most.