No sooner is Nick assailed with the revelation that vampires exist and are living inside The Gates, than he finds himself forced into an alliance with one. To complicate matters, Marcus begins an investigation into Teresa's disappearance, bringing him dangerously close to uncovering the secret that Dylan and Nick share. Devon is brewing up some trouble of her own when she decides to let bygones be bygones and attend a party with her ex-husband and his new wife. Meanwhile, Andie is reeling from a recent discovery that threatens to stunt her budding relationship with Charlie. Unfazed and enamored, Charlie continues to pursue her, oblivious to the mortal danger he may face.

Finding themselves blackmailed by Frank Buckley, Nick and Dylan set out to dig up a secret on him that is equally damning; Sarah throws a pool party for the neighborhood women, but social politics threaten to spoil it; at Gates Academy, neither Brett nor Charlie is willing to give up on winning Andie's affection; and Devon tries internet dating, but her motives are anything but romantic.