Phil Schreiber, a self-involved hedge fund manager living in New York City, escapes to the Hamptons with his wife and son at the beginning of the COVID-19 pandemic. Making an already fraught situation worse is the surprise arrival of Phil’s college roommate Charlie, an exemplar of Falstaffian excess. As Charlie makes himself at home, secrets are revealed that threaten to do more harm than the virus they’re all trying to avoid.

Seventeen-year-old Shirley is a good student who works as a babysitter in order to make money for college. One night Michael, a father Shirley works for, confesses he's unhappy with married life. Shirley has a crush on Michael, and seizes this moment to kiss him. Michael is so happy he presents Shirley with a big tip, which gives her an idea. Shirley plans to make extra money by setting up her teenage friends with other unhappy fathers.