In the summer of 1973, Cassie returns to her coastal Massachusetts hometown. The next day, the town is shaken by a brutal killing – and someone close to her is accused of the crime. The investigation tears through the community, leaving behind guilt, suspicion, and secrets Cassie can’t forget.

Seven years later, Cassie’s life is still defined by that night. An unexpected and inexplicable event gives her a chance to finally uncover the truth. But as she retraces the days leading up to the murder, she begins to realize the story she remembers isn’t the whole one—and that someone has been keeping dangerous watch all along.

Now, hunted by a killer who knows more than she does, Cassie must piece together what really happened before the past and the killer catch up to her.

Trope: Detectives, Opposites Attract