SDMU-287 「童貞くんのセックスの練習相手になっていただけませんか！？」街中で声を掛けた綺麗で心優しいOLさんが素股でセックス指南！のつもりがヌルっと入って赤面筆おろし！5 真正中出し編

“Could you please be my practice partner for learning how to have sex as a virgin?!!” A beautiful and kind-hearted office worker approached me in the middle of the street. She seemed to want to teach me how to have sex using finger insertion. But instead, she suddenly started doing it… I was so embarrassed that I blushed immediately! 5: True ejaculation scene.