When Chief of Internal Medicine Dr. Amy Larsen suffers a catastrophic brain injury, her life is turned upside down. Still determined to once again practice medicine, she charts a new path forward, ready to face whatever obstacles stand in her way.

Amy, allowed to return to work under strict guidelines, teams up with TJ to treat a patient suffering from mysterious liver problems. Sonya and Jake help an elderly couple navigate the final chapter of their love story.

Amy must confront who she has become after the tragedy that struck her family seven years ago. Sonya and TJ disagree on how to treat a sick Marine, and Amy and Jake make a life-changing discovery about an Alzheimer’s patient.

It’s a race against time as Amy and Jake try to uncover the cause of a unique patient’s worsening condition. Gina treats a quirky hypochondriac, and Amy makes a shocking discovery about her pre-accident love life.

Amy, finally allowed to practice medicine again without supervision, struggles to diagnose her most complicated patient yet: TJ’s Dad. Sonya and Jake treat a single mom who’s reluctant to stay in the hospital. Richard tires to contain the truth about Dixon.

A mass casualty event requires all hands on deck at Westside Hospital. Amidst the chaos, Gina deals with a devastating revelation and Amy’s forced to confront her demons.