"You don't understand. I am a man!" Intertwining with the tongue of a lustful childhood friend... I can't, I'm going to collapse! ? Miku, with a one-way unrequited love for her childhood friend Masato, follows him to Tokyo after they are split apart due to him finding employment. Miku stubbornly insists on living together but there is a sudden change in the once kind Masato!? "I'll show you what it means to live with a man." Having her nipples viciously licked, Miku's body responds sensitively to her first experience of pleasure... This can't be true... I can't believe Mah-kun is doing this!