Paulyne Wei

Catherine Martin escapes to Carneys Point, N.J., to confront Buffalo Bill's mother, Lila Gumb; Clarice volunteers to be the one to find Catherine before she commits a vile act and becomes a monster herself.

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

A mysterious, fast-acting and extremely deadly virus triggers an emergency lockdown on the 6th floor of Westside Hospital; in an effort to save a crashing Richard from a deadly virus, Amy gets infected with it.

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

The search for Amy's hacker intensifies when the hospital finally brings in the FBI; Hannah, devastated by the death of her patient, works with Amy to treat a sick older man whose daughter believes has been poisoned.

On Michael's first day as Chief of Internal Medicine, Joan arrives at the hospital as a patient in dire straits; Amy clashes repeatedly with Richard over Joan's treatment plan; Gina makes a nearly impossible medical decision for a young patient.