After her husband dies, Reiko is left with her adult daughter Miu. Her brother-in-law Kenji, entrusted with their care by his late brother and secretly in love with Reiko, gladly agrees to let them live with him. His true goal, however, is to unleash his hidden feelings and desires on both women. When they discover his intentions and try to flee, Kenji restrains them. After days of sexual abuse and creampies break them into submission, one incident suddenly transforms them both.