Meighan Gerachis

Intelligence is tasked with tracking down the dealers of fentanyl a drug that has been linked to multiple overdoses around the city. As they investigate possible sources, the team uncovers a series of dealers in a college smuggling ring. Meanwhile, Tay (guest star Li Jun Li) and Burgess (Marina Squerciati) come across a bloodied child who exposes a dark and twisted secret about his home life with his parents. Additionally, Mouse (guest star Samuel Hunt) causes tension as he looks to reenlist in the army, and Platt (Amy Morton) tells Tay (guest star Li Jun Li) that she has been reassigned to her original post.

While responding to a call of shots fired, Voight (Jason Beghe), Antonio (Jon Seda), Halstead (Jesse Lee Soffer) and the team come across a secret battered woman's shelter and discover the owner has been wounded and a resident of the shelter has been kidnapped. The team faces a challenge as the gunman is still at large and the identities of the women are kept confidential. Meanwhile, Burgess (Marina Squerciati) and Roman (Brian Geraghty) go undercover to track down a man robbing people by catfishing them on a dating app, and Lindsay (Sophia Bush) opens up to Halstead about her past.

As the team investigates a convenience store robbery, the evidence leads them to an unusual pair of suspects, revealing a dark personal drama and another potential victim. Burgess slowly makes strides tackling her past trauma.