Taiga Shishiyama, a job-hunting college student, is summoned to another world at the brink of death—only to discover that it is a world inhabited exclusively by women. As the sole male, Taiga is elevated to the position of king and is tasked with choosing a single bride—his future queen—from eighteen marriage candidates of various statuses, professions, and races. However, this royal bride selection turns out to be a massive entertainment event that captivates the entire nation!