2. The Barrier

Amanda Little-Richardson copes with a rare diagnosis for her unborn baby. David Langer's flawless brain surgery on Mitzie has an unexpected result.

3. Birth

Mirtha Macri must overcome challenges to deliver her child. David fights for his team's expansion while a colleague receives a devastating diagnosis.

4. Together

The neurosurgery team retreats to David's beach house, where Mitch Levine shares his news. Amanda's husband inadvertently reveals the baby's gender.

5. Undercurrents

John Boockvar gives a family a grim update. David performs Mitzie's delicate procedure. The two doctors recall how their fathers shaped their careers.

6. Night of the Dead

Halloween keeps the ER busy while the neurosurgeons operate on a young Brazilian woman whose surgery is prolonged by surprising lab findings.

7. Pain

John's team deals with the crushing loss of a beloved patient. Mitch returns to work. Amanda comes to grips with a new development in her pregnancy.

8. Full Circle

A tough delivery has a happy outcome for Amanda, who prepares to leave New York. John's patient faces the end as David's team continues to grow.

9. Pandemic

An up-close depiction of the overwhelming spread of COVID-19.