Izumi Sena is a college student who aspires to be a manga artist despite lacking talent for it. His family is in show business. He is a huge fan of the fictional anime series Magical Girl Lala-Lulu. He is lured by his older brother Shougo with a voice-customized Lala-Lulu alarm clock to shoot a commercial as a "ten years later version" of a wedding commercial shot when he was a kid. Shougo tells him he is supposed to act as the bride that caught the bouquet 10 years earlier with a boy. That boy was Ryouma Ichijou, a popular young actor. Wanting to keep it a secret, Izumi asks his manager and makeup artists not to tell anyone about his real identity...