交際一週間の彼女の家に初めて行った『たいち』は彼女が留守の家で彼女の母親『可奈子』のオナニーを目撃してしまう。そして眠ってしまった間に夢か現実か分からないままフェラチオをされてしまう…。もう一度会いたくて彼女の家を再び訪れ、誘惑されてセックスをしてしまう。彼女には悪いと思いながらも彼女の母親に溺れていく…。When Taichi goes to his girlfriend's house for the first time, he witnesses her mother Kanako masturbating while his girlfriend is away. When he falls asle*p, she gives him a blowjob…which he receives without knowing if it was a dream or reality. Wanting to see her again, he goes to her house again and is seduced into having sex with her. He feels bad about cheating on his girlfriend, but he is drowning in the pleasures of her mother…
