Ben and Theo respond to a challenging Crisis One call, and Jack struggles adjusting to his new reality. Maya and Carina treat a nanny with a surprising diagnosis. Travis finds a surprise at Dixon's wake, and Vic joins Beckett at a family funeral.
Follow a group of heroic firefighters at Seattle Fire Station 19 - from captain to newest recruit - as they risk their lives and hearts both in the line of duty and off the clock. These brave men and women are like family, literally and figuratively, and together they put their own lives in jeopardy as first responders to save the lives of others.