Amy Shelton-White

In the season finale well-known performance artist Afsoun Hamidi (guest star Aghdashloo) is admitted to the hospital, but when the team learns that her symptoms may have been self-inflicted as part of a documentary for her latest performance piece,

As the Cohens prepare for Kirsten's 40th birthday party, Kirsten gets some news that will change her life forever. Meanwhile, Julie is having a secret love affair-and Kaitlin is doing everything she can to stop it.

The Lightman Group investigates a murder case where a woman with multiple personalities (guest star Christensen) may either be a witness or the killer. Meanwhile, the President of the United States hires the firm to interrogate a potential Supreme Court nominee.

Cooper must decide whether or not to punish Mason after he is caught stealing; Pete and Violet struggle to split time with Lucas; Addison prepares for a new baby.

Willis must help a promising young soccer player make a life-altering decision after he’s injured when a bus carrying his team crashes, and another patient’s hesitation to share that she’s transgender makes it difficult for the doctors to diagnose her abdominal pain.

The doctors find their own lives in danger when they arrive at the scene of a massive multi-vehicle accident on a highway covered in thick fog. Also, Jesse's confidence is shaken following his heart attack, while Carla's (Shiri Appleby) condition becomes critical.