Driven to save lives after her son's murder, Frankie Kemp has spent years as a non-powered vigilante whom the police choose to overlook, but when a virus releases super-powered potential in much of the population, ""Chance"" is left to face her child's shadow-sliding killer with nothing more than her wits and experience. Her friend and police detective Darius Murkowski suspects Frankie is getting involved with things she shouldn't, but can't prove...