Dr. Charles and April team up to take on a mysterious patient in the ED. Dr. Halstead is forced to make a life-or-death decision for one of his trial patients. Dr. Marcel is confronted by his past when a former acquaintance is brought into the ED.
| Creator | Dick Wolf |
|---|---|
| Actor | Steven Weber, Jessy Schram, Luke Mitchell |
| Country | United States of America |
| Production | Universal Television |