The best tool Detectives Quinn and Velazquez have is their instinct and their witness, Sweet, is starting to smell sour.

During a double homicide investigation Detectives, Quinn and Velazquez learn their victims left home with $15,000 in cash, but now it's missing. Were their deaths a robbery gone wrong, or something more heinous?

If you’re good, sleep comes easy. If you’re great, prepare for restless nights. Are you ready to be obsessed with the case? #BehindTheSmokingGun