Black guy is lucky

The movie is about Shiori Miyazaki, although she is quite beautiful, she meets a serious lover, always does not want to go beyond the limit, sexual matters must be done until marriage. But she was different. She always wanted and craved to have sex. She requested many times, but the guy firmly refused, forcing her to masturbate to satisfy herself. And then one day, Shiori's mother's friend, a tall, muscular black guy, came to visit. That big black potato made Shiori always think about it, and then…

Black guy is lucky