Takamiya, who was born a woman and had a strong complex about her own gender, chose to live as a man. On the other hand, contrary to his determination, his body is ironically becoming more feminine. Meanwhile, he happens to reunite with his childhood friend Takeda at his job. The two of them, who missed the last train, decided to drink again at Takeda's house. Suspicion arises in Takeda, who stares at Takamiya's sleeping face, who has started to get drunk and start to sleep. "Is this guy a woman?" It was the moment when the secret that I had been desperately hiding came out.
