Kagerota is a young ninja who embarks on his first mission: stealing the goldfish from a wealthy samurai. He succeeds, but then a mysterious fat cat starts following him. His distinctive red nose leads Kagerota to believe that the feline stalker is actually the reincarnation of his long last father, a legendary ninja who left him when he was ten years old.

They are moody but sometimes they want to be pampered. They act aloof, but seem to be missing something. If someone is feeling down, they want to be there for them. This describes cats, but it describes many humans as well. Cats, good-looking guys and a shared house. With the whole world going crazy for cats, the TV drama that warmed the hearts of all cat lovers is now a movie!