It is 1967, and Larry Gopnik, a physics professor at a quiet Midwestern university, has just been informed by his wife Judith that she is leaving him. She has fallen in love with one of his more pompous acquaintances Sy Ableman.
When Jess and Danny go on a first date to a hockey game, their team scores a winning goal after their “kiss cam” smooch! Now, Jess and Danny must continue attending the games or risk the wrath of fans who believe their kisses are a good luck charm.