Det. Leigh Meroni must catch a devious killer before he strikes again.
A depraved killer leaves severed body parts on strangers' doorsteps.
A missing farmhand turns up in a river, sparking a sweeping investigation.
A hard-working DC mother falls victim to a cold-blooded conspiracy.
A killer enters a woman's house through a hole in the wall and murders her.
A dismembered corpse floating in Thunder Bay opens up a vexing mystery.