JUX-272 My Beautiful Aunt Came to Stay at My Apartment... Chieri Matsunaga

Satoshi, a university student, has a habit of skipping classes, which has led to terrible exam scores and a risk of him not being promoted to the next grade. Worried about Satoshi, his mother asks his younger sister, Chieri, who lives in Tokyo, to keep an eye on him. Satoshi is confused when he starts living with his aunt due to a strange turn of events. It feels like a prison, and he can barely masturbate... To top it off, he accidentally stumbles upon Chieri's ripe naked body! Satoshi is at an age where he wants to have sex, and he can no longer contain his pent-up sexual desire...