22-year-old Lex thinks she has mastered the art of shooting up and getting just high enough not to wake up dead. But today — things didn’t go as planned.

While detectives search for clues among the living, veteran Dauphin County, PA, coroner Graham Hetrick uncovers secrets of the dead. Each episode features a stylized re-enactment of a compelling homicide case taken directly from Hetrick's files. As viewers are led through a series of twists and turns, Hetrick peels back the layers of the investigation to reveal how the murder happened and who is to blame.

Morgan is a single mom with an exceptional mind, whose unconventional knack for solving crimes leads to an unusual and unstoppable partnership with a by-the-book seasoned detective.