Carisi's future brother-in-law makes a rape accusation against his female parole officer, forcing Carisi to investigate whether his sister's fiancé is telling the truth or allowing his old bad habits to resurface.
Severide's old friend arrives, hoping for a second chance with the Chicago Fire Department. Meanwhile, Mills tries to regain his active squad status, Mouch confronts his fear about meeting his child, and Brett and Dawson set out to have a big night out.moreless
A famous author whom Carisi idolizes becomes the center of a feud between his wife and two daughters. As evidence mounts against the wife, Carisi takes a personal interest in the case and the man's well-being. Elsewhere, Barba faces his own family conflict when he forces a decision on his abuela.moreless
Scanavino discovers a woman posing as a madam while he is undercover on a trafficking sting. It turns out she's there to track down her daughter, who disappeared three years ago. The team must then balance ethics and necessity as they search for her daughter while closing in on the perpetrator - an unexpectedly familiar face. Elsewhere, Benson gets disturbing news that may affect her son.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
Detective Tutuola is drawn into the online gaming world when he investigates the death and rape threats by male gamers against a female developer who is set to launch her new game. When the threats become reality for one of her employees, the team must find the perpetrator before another assault occurs.moreless
Benson and Rollins deal with the fallout after a rape suspect is released due to no evidence and the rape victim's father takes justice into his own hands.
Amaro's estranged father is arrested at his own wedding after a fight erupts, and Amaro becomes a witness in a case involving family secrets.
A 15-year-old girl, answering a social media invitation, sneaks out to meet her movie star crush. Later she is found hanging onto life in an alley after a sexual assault. Olivia believes the star is the perpetrator, but cannot find any proof against him. Proof comes in the form of missing security footage that the website posts. The site owner refuses to reveal his source, and it is up to Barba to find a way to make him do so.moreless
Rollins' old boss from Atlanta visits New York City along with his newest detective, who is found unconscious in her hotel bathroom. The rookie detective makes a rape claim, but then she recants it, leading Rollins to face a dark part of her own past.moreless
A serial rapist strikes, attacking young, petite girls during the early morning. Rollins finds a pattern between these assaults and some rape cases she worked on back in Atlanta, but the rape kits for those were never tested. Meanwhile, a judge threatens to remove Noah from Benson's home.moreless
Benson and Fin work together to save a woman whose abuse by her boyfriend shows up on a security tape. As a last ditch effort, they ask ADA Barba for assistance. Meanwhile, Amaro and Rollins are affected by the case.moreless
Police from Chicago work with the squad to track a child-pornography victim, and together they follow a lead about a live-streamed pornography club. However, the case risks being derailed when tension erupts between Benson and the visiting sergeant.moreless
Three girls enter the woods, and two of them vanish while the third gets injured during their quest to find the mythical Glasgowman. As the search for the suspect gets underway, Benson attempts to separate stories of fantasy from reality.moreless
A college student becomes a pornography star, and then she is sexually assaulted by some classmates who confuse fantasy with reality. When the case goes to court, the victim lands in the hot seat as questioning gets underway.moreless