Dark times lie ahead for FBI Special Agent Ren Bryce when she takes on a depraved serial killer fuelled by a warped sense of justice. A master of evasion, each life he takes ramps up Ren's obsession with finding him. Then one victim changes everything, and brings Ren face to face with a detective whose life was destroyed by the same pursuit. Together, can they defeat this monster? Or will he take them both down?