This is Makoto Shiraishi's first attempt at an intense endurance work with a documentary touch. - Although she was confused by the cocks coming out one after another, she said, "Push deeper into my vagina...!!" A super lewd play in which the athlete's dynamic and beast-like high-tension SEX devours the cock and cums! - Although covered in sweat, she shakes her big breasts and barely maintains her rationality as she sinks into the pleasure of intense piston intercourse over 10,000 times...