Special Agent Bobby Dees knows what grief feels like. He understands the pain of losing a child. And he'll do whatever he can to prevent it from happening again. The phone call that comes on a Sunday morning will take him away from his insular world of grief and sleepless nights - and into a far darker place. A young girl, Elaine Emerson, has gone missing and only Dees has a chance of finding her. It seems that Elaine had gone to meet her boyfriend, a mysterious figure she met secretly on the internet, who goes by the name of "Boogeyman", and whose reality is as cruel and chilling as the worst thing Dees can imagine...