Ari Morgan

Shocking information threatens Jack Dayton's surgery and the future of OR 2.0. Archer goes rogue to save a patient in need. Maggie questions her future at Med.

Choi hires an old Navy colleague to join him in the ED; a final custody hearing threatens to separate Charles and his daughter; Maggie must make a choice that will change Auggie's life.

A power outage at Med puts multiple patients at risk and tests the skills of the staff and their enthusiastic med students; Natalie returns following her traumatic brain injury; Ethan and April wonder if a family is in their future.

Halstead returns to Med 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 young patient with sickle cell anemia.

Dr. Charles and Dr. Manning disagree on how to handle a patient who they discover is poisoning herself; Dr. Rhodes throws some serious accusations at Dr. Bekker; Dr. Halstead has suspicions about Natalie's new boyfriend; Dr. Choi tends to Bernie.