Several years after last visiting her old friend's house, Minako Kirishima returns, excited for their long-overdue reunion. However, she feels uneasy under the gaze of her friend's son, Makoto. When they first met years ago, Makoto was instantly captivated by Minako's stunning, massive breasts, and the memory has haunted him ever since. Now, as he stares uncontrollably at her cleavage, his heart pounds wildly with desire. Unable to resist, he finally makes his move. Minako, moved by his intense longing, gives in and surrenders to his passion.