Saku Fukuzawa always brings a tasty lunch to work, but she swears she can't cook. In fact, she seems like kind of a mess for someone who's still single. Good thing she's the owner of Yukichi, a masterful who can cook and clean like nobody's business.

Saku's coworkers bring up marriage, putting Saku into a panic. Would she be able to get married to someone while having Yukichi by her side?! What if the other person found out about his masterful skills? Her cat is too talented for her to get married!

Yukichi reminisces about his past as he continues to spend his days with his worthless human. Though he has new worries every day, he manages to get by with is masterful skills. After all, he is the most masterful of cats.