People come to Hades Archer to dispose of their problems for a fee. But one night he makes a decision that will change everything. Twenty years later, homicide detective Frank Bennett meets his new partner, the dark and beautiful Eden Archer. But there's something strange about Eden and her brother, Eric. Something he can't quite put his finger on. And as they race to catch a serial killer, Frank starts to wonder if she's as dangerous as the man they hunt.