Amy's past comes back to haunt her when a desperate father sacrifices everything to secure his daughter's heart transplant.

Amy struggles with memories during treatment of an expectant mother's puzzling illness. Her mentor Dr. Joan Ridley makes a visit to Westside.

Amy faces medical tourism challenges through a patient; TJ assists a veteran with prosthetics; Joan reveals shocking news.

An old medical proxy form causes conflict between a patient's ex and current partner. Meanwhile, Amy, Jake and new intern Hannah look into why a college student suddenly went blind.

A popular weight loss drug reveals the cracks in a couples' relationship. Two sisters face an unexpected diagnosis.

Amy treats a Chaplain who helps her reconcile with the past, while Michael is under investigation for his actions during the hostage crisis. Also, TJ returns to work and treats a prisoner and Hannah's brother shows up with a plan.

Amy and Gina help a domestic abuse victim with Jake's support. TJ, Sonya and Liz treat a social media star. Hannah and Charlie plot against Amy.

Jake defies other surgeons while fighting for a terminal patient. Amy's neurological examination triggers memories of Danny, causing her to overexert herself.

At his father's funeral, Jake processes grief and his feelings for Amy. A flashback reveals his old plans to leave Westside and why he stayed. Charlie's scheme against Amy becomes extreme.