Universal’s One Night Only is a romantic comedy built around an unusual annual tradition: a single night set aside for premarital sex. The premise gives the film a provocative hook while placing its love story in a highly controlled social setting.

Callum Turner and Monica Barbaro lead the movie as characters searching for love during this extraordinary night. The review considers how the pair’s romantic journey works within a concept that turns dating and intimacy into a once-a-year event.

The film’s high-concept setup also invites comparisons with Universal’s The Purge. Rather than using a lawless period for violence, One Night Only reworks the idea around romance, desire and the pressure to find a meaningful connection before the night ends.

As a rom-com, the film combines its speculative premise with the familiar question of whether an unusual opportunity can lead to genuine love. The result is a relationship-focused take on a night designed to change how people approach intimacy.