The mother of a friend she once admired reunited with her on a dating app. Their initial nervousness vanished, and abandoning reason, they became entangled purely by instinct. (Shinmura Akira, DASS-851)

Shingo and Makoto are male students who both desire to have sex with someone. Shingo has no interest in women of his own gender, but he admires Makoto's mother, "Ryo," for her beauty. Because he is determined to have sex with someone, Shingo eventually meets a woman he is matched with.