俺が女（メス）に堕ちるまで-

Hayama is a man who repeatedly engaged in womanizing. One day, poetic justice sees that he is suddenly transformed into a woman! Not only that, he ends up getting fucked by his male friend who is angry with Hayama for cucking his girl. After which he indulges in masturbation, and the friend finds out his true identity...! Finally, unable to resist the sweet pleasures of the female body, he is femcorrupted!? (Source: DLSite Translator Unite!)