In this erotic tale, Akari Niimura, a masochistic mother, finds herself at the mercy of her master, who commands her to hand over not only herself but also her daughter Sumire. Feeling threatened by the possibility of being discarded if she refuses, Akari reluctantly complies. When Sumire leaves the house, Akari takes advantage of the opportunity to seduce her daughter's boyfriend while he's visiting. Their passionate bondage sex ignites a fiery lust within them both. However, when Sumire returns home and discovers the disturbing scene involving her mother and boyfriend, she too becomes entangled in their twisted web of bondage and sexual submission. As they descend deeper into this depraved world together, they begin to embrace their perverse desires and lose themselves in the thrill of being bound and used by one another. Note that some videos may contain different recording contents depending on distribution methods.