Uchi o Tamariba ni Suru Gyaru o Nakadashi Zuke de Chin-kobi Haramase Onaho ni Shita

The protagonist is an ordinary student who has finally started living alone, something he's always wanted to do. However, he catches the eye of a popular, beautiful, and outgoing classmate who also works as a live streaming model. She takes up residence in his room as a convenient place to relax and treats him like her servant. Thanks to that, he can't play games or masturbate, and spends his days feeling frustrated. Then, one day, while secretly watching a girl, he got an erection and was teased about it, causing his self-control to crumble! Determined to release all his pent-up frustration at once, he forcefully demanded sex. He repeatedly unleashed all the pent-up desire and semen He'd been holding back, and succeeded in seducing and subduing the gal who thought a virgin would be easy with his insatiable cock! And so began his life of impregnating and using top-tier, high-caste girls as his personal sex toys! [Translated from the official website]