After losing her husband, the wife Reiko and daughter Miwa were left behind. The one who saved these two was their brother-in-law Kenji. Before his death, his brother had entrusted the two to him, and Kenji, who harbored romantic feelings for Reiko, readily agreed, starting a life of three. However, Kenji took in the two to unleash his hidden desires and intentions. Realizing this, the two tried to escape from home but were restrained by Kenji waiting in ambush. Thus, the two fell into days of assault and impregnation. One day, triggered by an event, they transformed...
