ROE-528 - I told my aunt I got a girlfriend, and she decided to 'practice' with me...

During a record-breaking heatwave, Ryosuke tells his aunt Kotoha he finally got a girlfriend. But Kotoha, lonely and widowed, loses her composure over his youthful innocence. Behind closed doors, she lures him in under the guise of 'sex practice,' but soon her true, insatiable lust takes over. By the final day, she has him tied up, draining every drop of his youthful vitality in a relentless game of ejaculation control. There's no escaping the seven days of forbidden pleasure in his aunt's clutches.