Peter DeFaria

Dawson gets into trouble during a shift at his out-of-hours job when a wealthy client who was also a known felon is murdered on his watch. Halstead and Lindsay are assigned to help investigate the case, and end up undercover in an unusual location.

Boden tries to keep the firehouse from closing, the romance between Dawson and Casey grows, Cruz worries for his brother's safety, and Severide and Katie make up for lost time.

Detective Lindsay calls in suspects in the disappearance of Katie's kidnapper, Jones struggles to fit in, and Herrmann celebrates his 20th wedding anniversary.

Manning returns from maternity leave and is immediately faced with a troubling case. The surgical team prepares to treat a Saudi prince.

Cruz feels the burden of his increased responsibilities; Kidd, Gallo and Carver get caught in the middle of a gang war on a call; Herrmann wrangles Trudy for help lifting Cindy's mood.

Casey and Dawson apply for permanent adoption of Louie, but encounter an obstacle. Severide receives an interesting proposition.