A young man likes his deceased sister's boyfriend. He torments him by sending strangers uninvited to his apartment for gay hookups. Eventually the older man rescues the young man from a sex party, and they are thrown together to navigate their new relationship - eventually aboard a cruise ship. The movie becomes a movie-within-a-movie by the end.

On her way to the opportunity of a lifetime, an overly careful astrophysicist teacher finds herself stuck on a plane in a turbulent debate with a passionate flat-earther.