"From now on, be my husband," the boy at Masaki's calligraphy lesson proposed. Masaki, who lived in a small, rural village and had been lonely since his grandmother's passing, didn't take him seriously. However, one day, after catching his scent, Sakutarou sprouted animal ears and a tail before disappearing. Soon after, a young man resembling Sakutarou, but taller, appeared. He sniffed and licked Masaki and seemed somewhat dangerous.