A year after the events that killed her sister, Vanessa is back in Winter Harbor. All she wants is a normal summer--or as normal as you can get when you're a siren--and a chance to fix her relationship with Simon without having to hurt anyone else. But no matter how often she swims or how much salt water she drinks, Vanessa can't ignore the fact that she's becoming increasingly weak. Then her biological mother arrives in Maine and confesses a horrible truth: Vanessa must give in fully to her siren powers, or waste away completely.And when another rash of murders starts dominating the headlines, what Vanessa wants may no longer matter.In this chilling and romantic conclusion to the Siren trilogy, Vanessa must finally confront her identity head-on to save those she loves. The question is will she be saving them from herself?Also available in electronic book format (ISBN 978-1-60684-331-4)