Vicious men come to collect money from a store that their younger sister had gotten her hands on. Shouko, the older sister, takes her sister's place, is drugged and made the victim of confinement and rape! She is treated like a sex toy by an old man with an insatiable libido around the clock! She is high on the brain and cums like crazy, leaking juices! She is forced to have multiple quick cum shots, has a blowjob while washing his penis, is tied up and filmed having sex, and even has sex with her younger sister's boyfriend! The entire story of how this slender beauty falls into ecstasy and becomes a human toilet is recorded on 4K equipment. "Please let me serve you here for the rest of my life..."