1. Her Heart

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

3. New Blood

A patient forces Amy to confront the realities of medical tourism, TJ helps a veteran with his prosthetic and Joan drops a bombshell.

4. Something to Prove

An outdated medical proxy form creates tension between a patient's ex-husband and current partner. Amy, Jake, and new intern Hannah investigate a college student's sudden blindness.

5. Tightrope

A popular weight loss medication reveals the cracks in a couple's relationship and two sisters face an unexpected diagnosis.

6. Saints and Sinners

Amy treats a Chaplain who helps her reconcile with the past, while Michael is under investigation for his actions during the hostage crisis.

7. What I Did for Love

Amy and Gina, with an assist from Jake, team up to help a victim of domestic abuse, while TJ finds himself in the spotlight when he, Sonya and Liz treat a social media influencer.

8. He Loved You

Jake refuses to give up on a beloved patient, landing himself in conflict with several Westside surgeons and when Amy's neuro tests elicit memories of Danny, she pushes herself too far.

9. Kaddish

Grief helps clarify Jake's feelings for Amy, and a flashback to the pandemic reveals the truth about why he stayed at Westside. To Hannah's surprise and dismay, Charlie goes too far with their plan to destroy Amy, causing explosive repercussions.

10. Chief

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. Hannah cares for a charming high school athlete.

11. Family Matters

The search for Amy's hacker intensifies. Hannah, devastated by the death of her patient, works with Amy to treat a sick man whose daughter believes has been poisoned. Meanwhile, Sonya and TJ examine middle school kids for scoliosis.

12. Inquisition

Charlie fights for his life at Westside with Hannah by his side. The Board launches an internal investigation into Brian Clark's resignation, putting everyone in the hot seat. A familiar face returns to Westside.

13. Fare Well

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. Sonya struggles to find a solution to her combative patient's abdominal pain. Michael's parents come to town.

14. When You Know, You Know

Amy and Jake treat an expectant mother injured during a robbery. Michael is challenged to open up when Katie's therapist invites him and Amy to a session. TJ and Sonya help Julie navigate a mysterious illness and an unexpected romance.

15. Trust

While navigating the fallout from Katie's secret, Amy treats a critically ill patient with a dark one of her own. Gina and Jake evaluate a world-class poker player. Sonya and TJ investigate their theory behind Joan's frequent absences and Richard returns with a trick up his sleeve.

16. The Best We Can Do

Met with hostility upon his return, Richard looks to redeem himself while treating an overworked food delivery worker. Sonya and TJ enlist Jake's help with the delicate Joan situation. Amy and TJ take on the case of a well-known medical malpractice lawyer, leading to unexpected complications.

17. Good Hands

After a tragic accident, one of Joan's oldest friends is rushed to Minneapolis to be treated by her, forcing Amy to confront her about her illness. Richard and TJ find themselves at odds when they treat a tech bro who thrives on pushing boundaries. Michael tries to pick up the pieces in the wake of his fractured marriage.

18. Orientation

When Amy and Michael take Katie on a road trip to her college orientation, they pass a familiar campsite and decide to stop and hike the trail. The journey quickly becomes harrowing when they discover an injured man whose life hangs in the balance. Stranded in the middle of nowhere, with no cell service, it's up to the three of them to somehow save him.

19. Next

On her last day at Westside, Joan chooses an unlikely successor, crowns a Chief Resident and imparts some final wisdom to the next generation. Gina steps in to help TJ's patient, a foster child suffering from rheumatoid arthritis. Amy and Jake's tension intensifies while treating a pregnant teen caught between her divorced parents.

20. The Big Chair

On Michael's first day as Chief of Internal Medicine, Joan arrives at the hospital as a patient in dire straits. Amy, determined to save her, clashes repeatedly with Richard over Joan's treatment plan. Meanwhile, Gina makes a nearly impossible medical decision for a young patient and Liz fights for her allegations against Richard to be taken seriously.

21. Stuck (1)

A mysterious, fast-acting and extremely deadly virus triggers an emergency lockdown on the 6th floor of Westside Hospital.

22. Happy Birthday (2)

In an effort to save a crashing Richard from a deadly virus, Amy gets infected with it. Michael and the team work tirelessly to help her and the other patients, but their experimental treatments fail, and Amy becomes critically ill.