岳父三週年忌,我哋用盂蘭盆節嘅假期,同老婆一齊返鄉下,嗰度住住繼母。繼母嘅夏子桑成日都好溫柔,仲要毫無防備咁露出豐滿嘅對波,所以每次返鄉下我都心跳加速。想發洩性慾,但係老婆唔理我,喺悶悶不樂嘅狀態下迎接咗法事嘅日子。然後我響人哋鼓勵下飲咗酒,喺性慾MAX嘅狀態下瞓咗覺。然後突然醒起身,誤以為眼前嘅夏子桑係老婆,就咁樣襲擊咗佢…