Kirby Mazrachi suspects her attacker from years earlier may be responsible for a recent murder, but she’s challenged by her shifting reality.

Kirby and Dan look to the past, uncovering multiple cold cases with puzzling similarities. Harper takes a dangerous new interest in Dan.

Dan’s article gains traction across the city. After a harrowing encounter, Kirby’s grasp of reality comes into question.

A fresh lead sparks a breakthrough in the story. After Kirby drops a bombshell on Marcus, she goes to help a new friend.

Moses fights influences in prison and begins to doubt Franklins motives. Joshua sinks deeper into the Nation as Martha faces pressure from the community. Franklin makes a discovery.

Kevin’s birthday finds him in far from a celebrating mood and Ronnie takes his grandmother Ms. Ethel on a whirl back in time.

Nomi’s fate draws nearer, Capheus and Wolfgang’s fortunes seem to have turned, but Sun is faced with an impossible choice.

Boden and Jimmy are at odds. Kidd deals with her unstable ex. Dawson continues her quest to foster Louie. Casey’s new political consultant urges him to think big. The team…

Dawson saves a young boy from an apartment fire. Kidd’s idea for Molly’s doesn’t go as hoped. Severide hits a wall while advocating for new fire masks. Cruz and Brett…

The team responds to a building collapse that’s trapped more than a dozen people. Dawson’s quest to foster Louie is aided by a familiar face. Otis, who’s on medical leave,…

Severide agrees to a bone marrow donation but a work accident throws everything into flux. Casey and Dawson try to find harmony at home. Meanwhile, Otis and Mouch decide to…

Lt. Casey and Dawson apply for permanent adoption of Louie, but quickly discover a hurdle. Firefighter-turned-medical student Jeff Clarke approaches Lt. Severide with an interesting proposition. With hopes of reinvigorating…

Dawson and Casey deal with legal matters in hopes of remaining Louie’s legal guardians. Severide continues in his efforts for a bone marrow procedure to help Anna, but when things…

Dawson and Casey do everything they can to locate Bria’s whereabouts after discovering important new information. Lt. Severide reunites with Chief Grissom, and old family friend. Meanwhile, Cruz enlists the…

After saving a young girl, Dawson is forced to make a tough decision when she finds out the girl’s father is addicted to painkillers. Herrmann loses his cool and gets…

A frustrated Severide, turns to an unlikely ally to resolve his current dilemma. Casey begins to find satisfaction in his personal life, while Mills and Dawson face personal challenges. Meanwhile,…

The body of a 15-year-old girl is found crushed in an abandoned building after she runs away from a treatment center for troubled girls. Voight sends Halstead undercover as a…