Hank & Evan's father Eddie makes his return to the Hamptons and schemes to bring his boys back together. Hank has a new patient who is participating in a zombie race for charity. Evan also has a new patient, a retired biochemist with a possibly sinister past.

A matchmaker patient tries to setup Hank and Divya. Elsewhere. Evan attempts to get a handle on the overcrowded HankMed. Paige plans a party that spins out of control, and Boris protects his family.