A serial killer known as Red Smile is slaughtering his way through California, taunting the police with his riddles. Brian Warner and his partner Marcus James Reed are the two cops trying to take Red Smile down.
Detective Brian Warner spent years hunting serial killer Red Smile. When Red Smile killed his family, Brian took the law into his own hands. He became Black Shadow. After a run in with a woman who staged a Red Smile crime scene, Brian found out the killer has a cult of followers who call themselves Red Shirts and kill in their idol's name. Searching for more Red Shirts, his A.I. assistant M.A.L. found an old warehouse that should be abandoned, but shows signs of Red Shirt activity...