"Give me your cock too, big brother," says the shy, otaku-like busty sister. After slipping a potent aphrodisiac into the drinks of two sisters—one being the reserved, busty Miou (25), and the other the lively, stunningly fit Mari (20)—they instantly transform into insatiable sluts. The effects are immediate and extreme: uncontrollable arousal, constant begging for their brother's cock, and non-stop, mind-blowing orgasms. With their youthful bodies reacting beyond imagination, the sisters become addicted to relentless, 24-hour gangbang sex. Watch as these two hot sisters lose all inhibition and surrender completely to raw, animalistic pleasure.