A psychological thriller written by NY Times Bestselling Author, Kristen Middleton. You'll pay for what you've done... When a deranged lunatic starts targeting single mom, Amanda Schultz, with threatening letters and "presents" on her doorstep, she turns to the police, who offer advice but no real help. At the mercy of a psychopath, Amanda realizes she's in a game of cat-and-mouse, where the killer keeps changing the rules and the winner... is the only one left standing.