Pulse

Transplant patient and now doctor, Frankie starts her first day in Renal rotation; best friend Lou battles surgery's boys' club; and flatmate Tabb starts as an intern.

Frankie takes on the system to save a patient, and lands in trouble; Lou finds out it's not always wise to have an affair with a boss; Tabb questions his ability as a doctor.

When a heart transplant patient dies, Frankie fears the surgeons are closing ranks to cover up a medical error; Lou realizes she and her best friend Frankie may be on different sides.

When a patient wants to turn off the device that keeps her alive, Steele tries to dissuade her; Lou feels betrayed when Frankie takes on a root cause analysis of a patient's death, threatening her job.

When Berger learns Frankie has a fever in the middle of a hospital outbreak, Berger forces Frankie into a bed for treatment, putting her secret at risk of exposure.

Tanya Kalchuri is forced to tell Frankie she read her medical files, a breach of professional ethics; while Berger works with Eli Nadar to save a patient from deportation.