Mao keeps a pet masochist in the basement. She wants to have more pets, but when a florist comes to her house, she smells his masochistic scent and begins to forcefully train him as a pet... She calls her original pet No. 1 and the florist No. 2, and Ke'ai on each other. As No. 2 gradually awakens as a masochist, he starts to feel jealous of No. 1...