Risa has recently become interested in adult sex. She is so small you would think she is a student, and standing next to me, who is quite stocky, we look just like mother and son. When I try to teach her about sex, she stiffens her small body, probably because she is nervous. I penetrate her bud-like mouth roughly and slowly. Just that makes Risa's body relax, and her pussy gets so wet that you can tell even through her underwear. When I scrape out the love juice from her shaved slit, she squirts while letting out a wordless cry...