Agatha Wellbelove and Simon Snow are together. Five years; thinking they really loved each other, but someone gets between the two. And Simon falls into his trap, but he doesn't try to escape.
Agatha hasn't spoken to Rio in over 13 years, but now, the two of them have to work together to solve an odd murder case with seemingly no leads. Everything becomes more complicated when the attacks become more personal to Agatha, and small details begin to make it seem like the killer is someone she knows.