Cesar Jaime

Tensions spike when a road rage incident sends three patients into the E.D.; Frost's former television co-star resurfaces; an unexpected arrival catches Hannah and Archer off guard.

How Do You Begin To Count The Losses. In the aftermath of Halstead's apartment fire, Marcel, Choi and Archer work together to try to save the survivors.

Closure. When a PD informant is murdered, the team digs in to track down the perpetrator only to learn a shocking truth. Voight and Ruzek strategize to help Burgess.

You Can't Always Trust What You See. Will returns to help Goodwin with a secret investigation. Archer and Charles deal with twins who insist on being identical inside and out. Stevie and Dylan treat a patient with sickle cell anemia.

A personal clash between Asher and Archer reaches a breaking point. Charles and Ripley uncover a rare neurological disorder in a patient. Goodwin's personal life is put to the test.

Lenox and Frost receive an unusual request from the parents of a patient on life support; Ripley and Charles work with a man who can't remember who he is.