The death of fellow firefighter Darden hits Severide and Casey hard. They both think the other is terrible at their job, but when they both are caught in a house fire they set their differences aside to get out.
Meanwhile paramedics Dawson and Shay come under fire when Dawson nearly kills a little girl when draining blood around her heart.
Want more Chicago Fire?
Sign up for our daily newsletter and receive the latest tv news delivered to your inbox for free!