I'll make her forget reason and chastity in an instant—that's the creed of Oookawa, a trainer who believes a woman's true happiness lies in sexual pleasure. It's his life's purpose to transform the women he sets his sights on into lustful, obedient creatures. Homemaker Yoshina has now become his latest target, and her life is about to undergo an irreversible change. Watch closely as she is reshaped by Oookawa's so-called loving training—what kind of transformation will she undergo under his control?