Maki and Manami, close mommy friends, find themselves discussing sex during their usual tea party. Manami seems to be having fulfilling sex with a young man she met through an app, and even though Maki initially thought it was shady, she ends up giving in and trying the app herself, thinking, "Just once won't hurt." Maki meets a student named Yano through the app, and his submissive nature awakens her desire for dominance. Meanwhile, Yano is captivated by Maki's alluring charm and relentless sexual advances, losing himself both mentally and physically in the experience.
