Ryo Matsuno, who made her shocking AV debut as a true lesbian, finally decides to lose her virginity! Wanting to know if she is really a lesbian, she experiences for the first time in her life observing a man's raw cock, fellatio, kissing, caressing, semen... A man's cock breaks her hymen, which has never been penetrated by a woman's finger! I cry from the intense pain during penetration! The body of a girl who doesn't know a man yet transforms into an adult woman. Will Ryo be able to accept the man? ?