yuka had been careful not to lose her sense of self as a woman. however, days of feeling lonely and ignored by her husband led her to purchase corrective underwear. the comforting sensation of the tight underwear caused her to instinctively reach for her secret place. but her nephew tatsuya witnessed this. her mature, soft body stood out lewdly due to the corrective effect. unable to resist his lust, tatsuya seized the moment when they were alone and pounced on his aunt, who was wearing the seductive corrective underwear.