Erin Breen

Richard lets his ego get in the way at an interview; Dinesh, Gilfoyle and Jared misplace hardware; Erlich pitches his plans to Big Head.

Chief Boden unwillingly agrees to let Dawson and Brett go undercover; Kidd and Zach's relationship hits a bump; Cruz has a hard time expressing his true feelings for Brett.

Severide and Kidd continue to investigate Benny's old arson case; unexpected news leads Brett to ponder a big decision; all hell breaks loose.

Lucious releases his new music video, as he manipulates and sabotages those around him to regain his CEO position at Empire. Meanwhile, Andre learns more about his grandmother’s mental illness in order to understand his own struggle with bipolar disorder, Anika reveals a big secret to the family and Hakeem leads the big shareholder meeting.

Chief Boden turns up the pressure on Severide and Casey to investigate the cause of the fire that trapped his wife; Mouch is over-competitive in the firefighter muster challenge.

A serial arsonist cold case is reopened when Lt. Severide finds a connection to a recent salon fire; Firehouse 51 celebrates a retirement party.