An older brother who lost his close sister in a traffic accident. My younger sister had huge breasts, and I still couldn't forget the feeling of her breasts hitting me every time I crossed my arms, and I couldn't leave my head and crotch with a vague feeling of regret...One day, I found this on the internet. Immediately, he tries to contact ``Sister Rental'', but if he commits an obscene act, the rental will be canceled on the spot, and he will be banned from being allowed to go. So, the older brother tries the secret option, and will he succeed? Or...
