Mahiro, the fiancée of the eldest son of a 150-year-old kimono shop, is required to be approved by her strict father in order to marry into a prestigious family. Mahiro is beautiful, virtuous, and modest, making her the ideal bride…or so it seems. In reality, she has another identity as the legendary sex worker “Rika-chan” for two consecutive years. This must never be revealed. She portrays herself as a chaste woman, not allowing any sexual activity until marriage, but she almost gives in… However, the experienced Rika-chan (Mahiro) unconsciously shows off her amazing techniques. Yuzuru, who has doubts about Mahiro,…