Kyōichi injured his arm, making daily life difficult. Just then, his neighbor Tsubasa started taking care of him. Originally having a stronger-than-average sex drive, Tsubasa seized the opportunity to toy with Kyōichi once she found out about his weakness, drawing out his hidden masochistic tendencies. Used as a flesh vibrator and subjected to various methods of ejaculation control, Kyōichi became addicted to the abnormal pleasure and fell into her trap. And one week later…
