Erin Breen

Richard lets his ego get in the way at an interview; Dinesh, Gilfoyle and Jared misplace hardware.

I'm Not Leaving You. Severide and Kidd continue to investigate Benny's old arson case, unexpected news leads Brett to ponder a big decision and all hell breaks loose as the season concludes.

Lt. Casey is unable to rescue a woman who becomes trapped inside her burning greystone, prompting him and Lt. Severide to butt heads over the husband's role in the tragedy. Herrmann is on a mission to catch a mystery tagger that keeps targeting their firehouse and Boden gets a surprise visitor.

Ignite On Contact. After learning the school fire wasn't an accident, Chief Boden turns up the pressure on Severide and Casey to investigate the cause of the fire that trapped his wife.

Hiding Not Seeking. Hiding Not Seeking. While working to track down a bombing suspect, Voight and Antonio meet with Chief Boden, who unwillingly agrees to let Dawson and Brett go undercover.

While responding to a call in the field, Dawson accidentally hits a pedestrian who stepped in front of the ambulance, and is left to deal with the repercussions. Lt. Casey and Lt. Severide disagree and continue to investigate an arson case.