P.J. Marshall

Facing Demons. A young man's suicide sparks a child molestation investigation, and Benson turns to Cassidy when the case hits a dead end.

With the crew stretched thin, a performance efficiency expert evaluates Firehouse 51. Kidd and Severide bond with the mother of the baby they hope to adopt.

A citywide curfew threatens to shut down the Freak Show.

Elsa prepares for her move to Hollywood. The Twins grow enamored with a traveling salesman. Dell plots Jimmy's escape from police custody.

Louise and Alan bask in his mission's success; Betty prepares for Gus' launch; Annie struggles with her stutter.

In 1997, Detective Russell Poole launches the first major investigation into the murder of The Notorious B.I.G.; ten years later, Detective Greg Kading reopens the still-unsolved case.