俾個被稱為主人嘅男人調教過嘅變態受虐母「晶」。有一日,嗰個男人命令佢將個女「蓳」都交出嚟做奴隸。覺得如果拒絕就會俾人拋棄嘅「晶」,決定將個女交出嚟做奴隸。趁住個女仔出去嘅時候,偷咗個女仔嘅男朋友,再用緊縛SEX嚟瘋狂亂搞。之後,親眼見到阿媽同男朋友嘅異樣嘅「蓳」都俾人緊縛埋嚟再侵犯,但係佢竟然覺醒咗異常嘅性癖,母女一齊墮入緊縛調教嘅泥潭。#養老P