Despite being a plain-looking girl, her first sexual experience with five people suddenly became a mystery! A plain-looking college girl is invited to her first orgy! While the hot girls are having sex as if it were normal, the plain-looking girl is also led astray, becoming addicted to penises, and ultimately making her orgy debut! HUNTC-523

Even after entering university, a plain and unremarkable girl, hoping to transform herself, is invited to a party. It's a strange, chaotic space where men and women are engaged in promiscuous sex… She tries to escape but can't find an opportunity, thus lingering there. Then, the venomous fangs of lust target her! Although she thinks, "This shouldn't be happening…", her clothes are stripped off, her sensitive areas are stimulated, and she sinks into a quagmire of pleasure… When she realizes it, her first experience involved five people! She's in such an astonishing situation! She, who was originally very conservative about sex, has become a slut in a single day! Although she feels self-loathing, just thinking about the pleasure of her first experience makes her wet again… Is this the real me? Am I really a promiscuous woman who enjoys promiscuity?!