Brian "Sene" Marc

Voight employs his new informant to help solve a tricky drug trafficking case; Atwater, who has again struggled to reconcile his personal and professional life, reaches a decision.

As new resident applicants arrive at St. Bonaventure, Morgan (Fiona Gubelmann) struggles to adapt.

As Morgan’s (Fiona Gubelmann) temper causes problems and Lea (Paige Spara) debates whether to move back in with Shaun (Freddie Highmore), St. Bonaventure’s newest residents take on two complicated cases.

As the team treats two patients with complex histories, Claire (Antonia Thomas) and Lim (Christina Chang) each face a reckoning. Shaun (Freddie Highmore) struggles with his attraction to a new colleague.

Asher (Noah Galvin) wrestles with guilt after misdiagnosing his first patient. As Park (Will Yun Lee) and Morgan (Fiona Gubelmann) forge an unlikely bond, a near-fatal accident spells trouble for Glassman (Richard Schiff) and Debbie (Sheila Kelley).

As Shaun (Freddie Highmore) prepares to meet Lea’s (Paige Spara) parents, the St. Bonaventure team treats an elite gymnast and her coach — who is also her father. Things finally come to a head between Claire (Antonia Thomas) and Lim (Christina Chang).