: Severide trains a group of recruits, including Jacob Mercer , whose father is a high-ranking CFD official and friend of Chief Boden.
: They deduce Ronnie is being poisoned with muffins by his own wife. 3. Casey's Health Crisis
Kelly Severide faces a leadership challenge when a new recruit with political ties struggles during training. Meanwhile, Brett and Violet investigate a mysterious note that leads them to uncover a local poisoning case. Major Storylines 1. Severide and the New Recruit
: Severide realizes Mercer lacks the instincts for the job, but feels pressured due to the recruit’s connections.
: Herrmann attempts to play matchmaker for Ritter by setting him up with a man named Andy from Cindy’s book club.
: Dr. Will Halstead (from Chicago Med ) advises him to see a neurologist.