Norman makes a worrying discovery, but tries to act as though everything is normal. Meanwhile, Dylan and Emma must contend with am unexpected visitor.
Eric can't find one person to be honest with him, but he finally comes clean about an event from his past. Meanwhile, the Warners will never be the same after a shocking revelation.moreless
In the Season 2 finale, Patrick's new reality is a major struggle; Danny continues his search for his daughter; and Cornell believes she's found Kate's killer.
Eric is the last man standing as his family and SEG seem destined to crumble as the mystery surrounding the house at 8686 Mint Hill Drive unravels. Meanwhile, Cornell believes she's on the verge of naming Kate's killer; and Eric finally gains access to Kate's second iPad with Danny's help, but is amazed at what he finds inside.moreless
Patrick's reckless behavior and secret sins force the Warners to quickly patch up their differences and save SEG. Meanwhile, Cornell and her ex-husband are racked with guilt over their daughter.
Eric gets a strange visit at his office from someone connected to Kate, but the more he learns about her past only creates more doubt about his inner circle, especially Patrick. Meanwhile, Cornell is blindsided by shocking news from her ex-husband as she continues to struggle with her former partner's murder two years ago, and increasing tension between her and Danny isn't doing her any favors either.moreless
Cornell's job is in jeopardy after Eric learns the truth about Danny's identity. Meanwhile, revelations about Kate's secrets make Eric unsure whom he can trust; and someone from Kate's past shares a shocking bit of information with Patrick and Eric.moreless
Patrick makes a major gaffe at work by failing to cover for Eric, and then finds himself caught in Cornell's investigation. Meanwhile, Eric and Danny have company in their search for Liam; and a devastating betrayal rocks Eric's world.moreless
Eric searches for Liam, Kate's missing assistant, whose real identity may have been unknown to her, and wonders about an encounter she had at a seedy motel. Meanwhile, Cornell blindsides Eric with revelations from an ex-girlfriend; and a mysterious woman with possible ties to Liam may have been involved in Kate's death.moreless
Cornell hones in on Eric following the revelation of an alarming misdeed from his past, so Amanda tries to help him prove that his relationship with Kate was the real thing and turn the detective's attention elsewhere, but the sight of an ex-girlfriend at the police station gives him a sinking feeling that all could be lost.moreless
While Norman is interrogated by Romero, his relationship with Emma means he is becoming less close to his mother.
Mouch learns he may be a father. Dawson and Casey agree to take a break. The new Chief makes a tactical error and tries to put the blame on Casey. But Casey finds and unlikely ally in the case against him.moreless
There's a new chief at 51 while Chief Boden takes leave, and he brings with him a relieving firefighter who none expects they would every work with. The new chief's methods of leadership are quite different than the crews at 51 are used to ...moreless
With Russian Vega Force assassins on their trail, Annie and McQuaid work together to escape Argentina. Belenko’s final plan is put into action. Political advisor Karen Coughlin approaches a seasoned Beltway insider with an opportunity to enter the political arena.moreless
Annie and McQuaid sneak into Russian territory to find Belenko while Auggie is involved in a confrontation resulting from unanswered questions from his past.
Severide returns to the squad, but maybe too soon. Mills seeks out his paternal family while dealing with a mysterious health issue of his own. Herman seeks new partners in the bar. Dawson prepares to join a new house as a firefighter and Casey pops the question.moreless
Boden and the rest of the Firehouse 51 team deal with the explosion's aftermath in the Season 3 opener. Meanwhile, Casey searches for Severide, who's gone missing; Newhouse has surprising news about Mills' family; and Hermann and Otis make a decision about Molly's.moreless
The killer: Doug Slater, the victim: Samantha Turner
Samantha is a prosecutor who is also Sergeant Mark Cross' girlfriend. She is the lead prosecutor in the upcoming trial against the League of Nations gang which Mark infiltrated in a two-year undercover assignment. Doug Slater was also involved in taking down the gang and, in addition, was the first responder in a shooting ten years ago. The officers on the scene were Angie Flynn and Mark Cross and the truth of what really happened there has haunted Angie and Mark to the present day.