Mystery writer Mikazuki Subaru, who isn't good at dealing with people, finds them to be a disturbance when it comes to building his imaginary world. One day, he chances upon a stray cat and feels inspiration strike so he brings the cat home as his muse. Can watching the inexplicable behaviors of a cat form material for a novel? Featuring perspectives from the human's point of view as well as the cat's! --- A socially awkward man X a cat he found Mystery writer Mikazuki Subaru, who isn’t good at dealing with people, finds them to be a disturbance when it comes to building his imaginary world. One day, he chances upon a stray cat and feels inspiration strike so he brings the cat home as his muse. Can watching the inexplicable behaviors of a cat form material for a novel? Featuring perspectives from the human’s point of view as well as the cat’s! --- [See AnimeNewsNetwork for the anime.](https://www.animenewsnetwork.com/encyclopedia/anime.php?id=21270)

Every little girl dreams about finding her prince charming and becoming a bride, nursery girl Rino is no exception. Precocious Rino falls in love with the timid and weak but very handsome and kind nutritionist Kazuki. And so carried for that love, she declares firmly "If you marry me, I'll definitely protect you!!"