Ibuki takes the catgirl to his flat, where she reveals her name to be Mikan, and explains that she was sent by the catlord to serve him. Hearing the sound of a what he believes to be a cat, Ibuki opens the box to discover not a cat but in fact a catgirl, naked and sleeping. Several days later, Ibuki is on his way home from work when he discovers a carboard box left near his apartment. The cat god immediately announces his wish is granted and then vanishes, leaving Ibuki to wonder if it was all a dream. Ibuki wastes no time in his reply: “I want a catgirl!”. A lover of cats who often feeds strays in the park and takes injured cats to the vet, Ibuki is visited in the night by the Cat God, who offers him one wish in return for his kindness to animals.
In the game, the player takes the role of Ibuki, a college student living on his own in an apartment complex.