Severide pulls out all of the stops in hopes of resolving his problems.

Casey learns that old habits die hard when he is left to deal with Voight.

The question of patients' rights surfaces when a mentally ill man electing not to take his medication is a suspect in the stabbing death of psychiatric doctoral student.

A woman accuses her husband, a cop, of raping her.

A mass shooting takes place in an athletic club

Voight and the team help retired Cmdr. Perry extract his nephew from a corrupt unit.

Identical twins find their mother's dead body in their home, located in a gated community.

Police a lawyer dead and his girlfriend bound in duct tape.