Catching her friend's son holding Misuzu's lingerie in the changing room, she tries to remain calm despite her shock, suppressing her emotions. But the son's excitement grows day by day, until he stands before Misuzu, gripping his throbbing cock and ejaculating. Feeling the warmth of a man's arousal up close for the first time in years, her pent-up desire overflows uncontrollably. Baring her mature body, she engages with him passionately, their moans echoing through the room.