The moans of his mother, Miho, leaking from her parents' bedroom. Keita felt a fierce emotion welling up inside him as he heard that obscene voice. It was jealousy towards his father. He couldn't accept that his father knew the lewd side of his mother that he had never seen, that he had made her cum countless times, and that he had come inside her. Driven by his twisted desire, Keita plotted to monopolize his mother's love and body. His method was to inject his own sperm and drive his father's seed out of his mother's womb.
