Born into a twisted family, the perverted girl "Yumeru" grew up in a disturbing environment. Her father is a rope master with an abnormal fetish for drinking urine, while her uncle lives with them and takes turns with her father in repeatedly demanding her body. Raised in such conditions, Yumeru gradually came to find comfort not in familial love, but in being desired, tied up, and tormented physically. For her, incest has become an everyday occurrence and a source of pleasure. This work portrays the extreme and shocking daily life of a depraved girl trapped in a world of taboo desires.