GRMO-089 High school student secretly filmed: A mature schoolgirl learns not only academics but also intimacy from a handsome teacher, and is overwhelmed by her first intense experience

A female student confides in her male tutor that she was dumped by her boyfriend. Convinced that the problem may be related to intimacy, she suddenly asks him to teach her not only studies but also adult matters. Though confused, he makes her promise never to tell anyone and begins teaching her mature techniques in person. As the high school girl experiences pleasure for the first time, she begins to grow into a more mature young woman.