PYU-418 The masochistic freak who wants to be bullied swallows the fist

In a dim, spacious area, a woman suspended from the ceiling has her voluminous buttocks mercilessly whipped with a barbed whip, screaming in agony yet seeming to find pleasure in the pain. Further adorned with a collar, full-body stockings, and tight bindings, and with a ball gag stuffed in her mouth, she is led around the room like a dog before being rewarded with finger fucking, eliciting expressions of joy. Eventually, she is spanked, moaning loudly, and ultimately accepts having a man's fist inserted into her vaginal cavity in a act of fist fucking, fully revealing her perverted nature. Even after sex begins, she is driven to the brink of unconsciousness with fist fucking during position changes, continuing the training of this fully-fledged M female, bitch...