Her mother remarried to a strict Showa-era man who was always fussy about everything. One day, she was caught flirting with her step-father, who fondled her body and called her "indecent," and even though she resisted, he inserted himself raw and creampied her with the baby-making thrusts that supported the baby boom... From that day on, she was made to cum over and over again with deep throating and toys, in the name of education. The Reiwa-era girl gradually became fascinated with Showa-era dicks, and begged for them, and her body transformed into one that responded well to her step-father's caresses and thrusts...