Marin Dupain-Cheng is a normal boy. Going to school, laughing with friends. But he's also Fortune, one of the two heroes of Paris, saving lives daily. Minou Noire, his partner, is secretly Adrienne Agreste, famous model and Marin's crush. Watch as a series of unfortunate events befall the heroes, and how they become lovers.

Kamen riders, magical princess both these breeds of heroes shall work as one to save both earth and ephedia