Sarah Allen

The race for chief resident intensifies as Joan tasks Amy and Sonya with evaluating each other's case work; Amy tends to a politician with a disability whose dire health complications threaten to interrupt a crucial vote.

With the search underway to find out the truth about Amy's hacked accounts, she and Sonya butt heads while treating a homeless patient; Jake and TJ help a distraught mother figure out why her daughter is in a coma.

After a brain injury erases the last eight years of Dr. Amy Larsen's life, she must navigate an unfamiliar world where she has no recollection of patients she's treated or the tragedy that caused her to push everyone away.

At Jake's father's funeral, grief helps clarify his feelings for Amy; in a gripping flashback story, Jake's past intentions to leave Westside are revealed, along with the reason he decided to stay; Charlie goes too far with the plan to destroy Amy.

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

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