A forbidden relationship fraught with twisted emotions across generations. Schoolgirl Azuki lives alone with her grandfather, who is not related to her by blood. He was once a strict high school teacher, disciplined and composed. But something triggers a breakdown of his reason, and he begins to feel intense desire for his granddaughter. Unconsciously, he reaches out to touch her body. In terror and confusion, Azuki cries out, "Grandfather... please! Stop!!" At that very moment, their forbidden bond spirals out of control as the grandfather's lust violently overtakes the girl's body. A shocking tale of taboo desire and conflicted emotions unfolds here.