At just 23, Nagamori Kasumi has a charming face that gives off a youthful vibe. Recently, he secured a position at a modeling firm that boasts the services of renowned Japanese model, Nishimuro Shiki, who is touted as the "Cinderella Boy." Even though Shiki is just 18, his infamously tough nature sees him frequently abusing his assistants. Exasperated by Shiki's unyielding manner, the manager prods him to hire a new assistant, and to everyone's surprise, he chooses Kasumi.