A mischievous sister taunts her brother, knowing his masochistic tendencies. She teases him relentlessly, rubbing her body against his, whispering dirty nothings, and even forcing him to pleasure her. His cock throbs painfully, and he can't help but cum, again and again, as she laughs and torments him. The power dynamic shifts as he eventually takes control, fucking her hard and raw, making her scream in pleasure and pain.