When Aira was forced to exchange physical and recommendations, she was disgusted with school and took a week off. Then my homeroom teacher came to my house and asked for my body as usual. He tries to refuse, but his parents bring up a story, and ends up obediently. Aira's body is developed from a girl to a woman, and despite her reluctance, she writhes in agony at the pleasure of surged over her. A lewd girl who becomes unspoken when she feels good...