A drug-induced homicide forces Malcolm to rethink his fears. Gil, Jessica and Ainsley catch wind that Malcolm has been seeing his father again.

Following a mysterious and catastrophic incident in the precinct, Bright faces an internal affairs review as Gil and the team worry about his mental health.

After a catastrophic turn of events, Malcolm and Ainsley are convinced there's more to Nicholas Endicott than meets the eye. Their only hope just might be an impromptu Whitly family reunion.

When the headmaster of Bright's alma mater is found murdered, he is forced to face a troubling secret from his past. Meanwhile, Jessica struggles with her decision to end things with Gil, Martin grows closer to Friar Pete and JT eagerly anticipates the birth of his baby.

As the search intensifies for a serial killer on the run, so does Malcolm's tenacity, causing U.S. Marshal Emily Ruiz to kick him off the case. However, Malcolm doesn't back down that easily.