Ethan attempts to diagnose a man with no symptoms while Sarah's paranoia goes to the extreme when she uses pepper spray on an aggressive patient. Will treats a young couple willing to sacrifice anything in order to have a baby. Meanwhile, Natalie must inform a woman that she was sterilized as a young girl without knowledge, and Goodwin and Maggie devise a way to persuade paramedics to bring in more patients.
The newest installment of the compelling 'Chicago' franchise, an emotional thrill ride through the day-to-day chaos of the city's most explosive hospital and the courageous team of doctors who hold it together. They will tackle unique new cases inspired by topical events, forging fiery relationships in the pulse-pounding pandemonium of the emergency room, and through it all, familiar faces from the Chicago police and fire departments will intertwine as this third team of Chicago heroes hits the ground running.