Daisuu is a manhua artist who has been grew up in a nursing home. He lives a lonely and boring life everyday without any interactions with others. One day, mysterious Myou, who has cat ears, appears and changed Daisuu's life. Even though Myou always causes trouble, Daisuu's heart is filled with warmth that he never experience in his lonely life. This is an everyday comical life between Myou and Daisuu, as well as revealing mystery revolving Myou gradually.