The members of Firehouse 51 struggle to cope when one of their own dies in a fire. Lt. Matthew Casey and
Lt. Kelly Severide blame each other for their friend's death. Meanwhile Casey goes through a separation with Hallie and
Battalion Chief Wallace Boden has to make a crucial decision.
While investigating the death of a stock analyst, shot while strolling with his infant child in Central Park, a similar shooting occurs, and then another. The investigation eventually leads Detectives Goren and Eames to a preschool with an exclusive and long waiting list.moreless