Dr. Shaun Murphy questions the need for an elective surgery that will allow his young patient to smile for the first time. Meanwhile, Dr. Claire Brown and Dr. Morgan Reznick discover that their patient lied about her identity.

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.

Morgan and Shaun’s indecision on how to treat a young violinist who visits the ER with an infected finger could affect her future in more ways than one. Meanwhile, Lim, Claire and Park can’t figure out if their young patient is really ill or looking for attention.

The new chief of surgery, Dr. Jackson Han, believes Dr. Shaun Murphy is a liability more than an asset and works to keep him out of the operating room permanently.

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.

As Dr. Marcus Andrews vows to help a good Samaritan who was injured while stopping a sexual assault, Dr. Audrey Lim faces a difficult decision when a young patient’s parents suspect that Dr. Neil Melendez made a mistake. Meanwhile, Dr. Shaun Murphy fields advice following his disastrous date with Dr. Carly Lever; and Dr. Claire Browne gets a surprise visit from her mother.

As a conspiracy theorist questions Dr. Neil Melendez’s diagnosis, Dr. Claire Brown treats a woman whose inability to feel pain is threatening both her marriage and her life. Meanwhile, Dr. Shaun Murphy and Dr. Aaron Glassman each face crises in their romantic relationships.

Dr. Shaun Murphy has been assigned his first surgery by Dr. Audrey Lim. However, Dr. Marcus Andrews questions whether he is really ready. Meanwhile, as Dr. Claire Brown continues to avoid her complicated emotions about her mother, she and Dr. Morgan Reznick have a patient whose diagnosis has them doubting his story.

While performing his first solo surgery, Dr. Shaun Murphy alienates a nurse, which puts his residency in jeopardy. Dr. Neil Melendez disagrees with Dr. Audrey Lim on a risky surgery. Dr. Claire Brown spirals into self-destructive behaviors, causing negative ramifications in the workplace.

Dr. Shaun Murphy’s unique ability to relate to a patient isolated by an immune deficiency yields an unexpected result. Meanwhile, Dr. Claire Browne, Dr. Morgan Reznick and Dr. Marcus Andrews treat a 12-year-old patient who is about to become blind, and tension builds between Dr. Neil Melendez and Dr. Audrey Lim.

Shaun is ready for the next step in his relationship with Carly; however, he continues to struggle as they grow closer and more intimate, and is dealt some troubling news about a deeply personal issue. Meanwhile, a young patient must decide on a treatment that could save her life or possibly destroy her marriage.

Dr. Murphy treats a patient who has an illness that is not only unpredictable in nature, but also unlike anything he or the team has seen before. Dr. Claire Brown continues to work through her grief, still reeling from Dr. Neil Melendez's death.

Shaun has a hard time balancing his fears and concerns about potentially jeopardizing Lea's health and wanting to be with the woman he loves. Claire looks for a way to grieve Melendez's death. Park and Mia discuss their future together.

Shaun and Lea go on a camping trip to distract themselves from their grief over their miscarriage. Meanwhile, Morgan and Park argue about the best course of treatment for their patient.