Ginno has been obsessed with his neighbor, a married woman named Shou. He uses the pretext of teaching her how to use a PC, which she's not good at, to get closer to her... He successfully closes the gap between them, but to his surprise, he had left some ejaculation management AVs in the PC he lent her. Ginno hurriedly tries to cover it up. However, Shou, who originally has an S tendency and is sexually frustrated due to her husband's solo assignment, starts using him as a flesh vibrator for ejaculation management. After a week, Ginno, who has been toyed with in various ways...
