Mizoguchi is a small but masculine president of a system company. Due to a crisis, he decided to sign a "servant contract" with a client and young president of a large company, Washinomiya, in exchange for money. Despite being one year younger, Washinomiya let go of his sharp aura. Mizoguchi, who had always thought he wouldn't be able to live up to him, decided to accept this deal for his friends... In the hotel shower room, long fingers play with his body and relaxes his behind... What will happen to Mizoguchi, who is put in a humiliating situation...?!