When the body of a missing girl is found, detectives John Cardinal and Lise Delorme set out to uncover the mystery.

Delorme risks the whole investigation as he tries to catch Cardinal red-handed. The killer gets closer to his next victim.

Eric urges Edie to torture Keith, Delorme worries that Cardinal has sidelined her and Cardinal gets a break in the Curry case.

A criminal breaks into Eric and Edie's basement and finds Keith. Issues between Cardinal and Delorme threaten their partnership. Cardinal takes risks in the investigation.

Cardinal realizes he wasn't working alone and may be too late to save his daughter. Delorme has a decision to make when she finds answers.