Megan Reed, An ex-cop and a recovering alcoholic who is out of the rehabilitation center. She takes up the graveyard shift and The situation turns upside down when series of bizarre events caused by one of the corpses stored in the morgue.
Follows Sara, head of the Toulouse police narcotics squad, who is forced to collaborate with Richard, the head of the local criminal police, to stop a go-fast between Spain and France and find the murderer linked to the case.