Charles and Nellie help an elderly patient and her developmentally disabled grandson. Will treats a high school swimmer with a heart condition. Crockett considers using the O.R. 2.0 for surgery….

Lt. Casey and Dawson apply for permanent adoption of Louie, but quickly discover a hurdle. Firefighter-turned-medical student Jeff Clarke approaches Lt. Severide with an interesting proposition. With hopes of reinvigorating…