Mamiko, nicknamed "Vagina Guillotine" in the slutty community, is known for her super-tight vagina. She's a living legend, capable of killing any man in seconds with her incredible vaginal stamina. To verify this rumor, doujin AV director Iceman embarks on an investigation! She prepares a male actor who can control his ejaculation at will, and then the shoot begins! Mamiko, with her gigantic J-cup breasts and incredibly lewd personality, is from the Kansai region, and her communication skills are unmatched, overwhelming from the very beginning...