Let Mom be your first woman. (Original title: Tachibana Yuuka OKSN-196)

Yusuke, the son, is troubled by his classmates' comments about him being a virgin. His mother, Yuka, tries to boost his confidence with gentle words, but to no avail. Finally, she resorts to using her own body to instruct him… Having tasted the pleasure, the son can't help but make further demands of his mother, and at this point, she can no longer refuse…