No Holds Barred – Personal boundaries are tested after Evie meets Xavier’s free-spirited friend. Elsewhere: sparks fly between Deirdre and Hank.
Scorched Earth – Casey seeks help with a personal matter from Susan Weller; a rich party guy wants Severide to travel with him; Stella tries to help a sick street kid; and Otis and Herrmann share their concerns about Molly’s lack of customers.
Want to See Something Cool? – Mike tries to convince Gary that “Candle Cove” is to blame for the murders before he takes justice into his own hands. Meanwhile, Marla, Jessica and Amy begin a frantic search for Mike before it’s too late.
Matanzas – The Gecko brothers follow Amaru to a mysterious Western town, where she plans to reclaim her true form and open the gates of hell.
Just Tell the Truth – A socialite is murdered and her parents try to hire Bull to prosecute her working-class fiancé, but he chooses to defend the fiancé instead. Also: Marissa, Cable and Danny try to persuade Chunk to let them investigate a new guy he wants to date.
The Game Plan – Rebecca and Jack argue about starting a family; and the family’s history of Pittsburgh Steelers fandom is revealed. In the future, Kevin notices parallels between a character and his own life; and Beth and Randall encounter an unexpected turn of events.
Westport Zombies – Katie competes in a zombie run with a neighbor while Greg and Anna-Kat get carried away with the “zombie” theme.
Louisween – Louis tries to scare Jessica into the Halloween spirit, but she’s too busy drafting her first horror novel to notice; Emery and Evan debate costume choices; and Eddie and friends are thrilled to party with high schoolers at Nicole’s house.
Shell Game – A kidnapped petty officer escapes her captor and NCIS uncovers a connection in the case to her missing husband. Meanwhile, Abby knits the NCIS newbies personalized gifts.
The New Rogues – Barry continues to train Jesse and when a new meta human, Mirror Master, appears on the scene he lets her tag along. But she defies one of Barry’s orders, which leads to disaster. Meanwhile, Mirror Master teams with his old partner, Top, and looks to even a score with Snart.