As a barroom fight sends Dr. Shaun Murphy to seek treatment at St. Bonaventure’s, Dr. Alex Park and Dr. Audrey Lim disagree over an elderly woman’s post-operative symptoms. Meanwhile, Dr. Neil Melendez and Dr. Lim make their romance public, and Dr. Aaron Glassman continues to pursue a relationship with a good friend.
Dr. Shaun Murphy, Dr. Morgan Reznick and Dr. Audrey Lim treat a woman with autism and a delicate brain condition while navigating the complicated relationship she has with her roommate, who is also on the spectrum. Meanwhile, Lea and Shaun are still figuring out their friendship and roommate status.
The hospital is still in quarantine as Dr. Shaun Murphy continues to be overwhelmed by the chaos and noise in the emergency room; Dr. Morgan Reznick struggles to keep her patients alive, and Dr. Audrey Lim fights for her life. Meanwhile, Dr. Neil Melendez and Dr. Claire Browne must find a way to complete their patient’s bone marrow transplant, despite the quarantine.
Dr. Shaun Murphy and Dr. Alex Park treat two patients who collapse at the local airport and whose symptoms point to an infection that may become airborne. The staff races to contain the infection before it spreads to the rest of the patients in the ER, resulting in a hospital quarantine during the holidays.
When a patient suffering from anorexia can’t gain the necessary weight needed to survive heart surgery, Claire suggests they perform an experimental surgery which Melendez strongly opposes. Shaun worries Glassman’s refusal to walk the hospital floor will keep him from being discharged and tries to persuade him to ambulate. Meanwhile, Shaun and Lea change the terms of their current relationship.
Dr. Melendez, Dr. Brown and Dr. Park have given a young married couple two choices about their future: save the wife’s life or their future ability to start a family. Meanwhile, when Dr. Lim has to take care of some personal business, she leaves oversight of the emergency room to Dr. Murphy and Dr. Reznick; and Dr. Glassman’s post-op recovery leaves him struggling to get the rest he needs for recovery and also confronting his relationship with his daughter.