Introduction: A young man, who was a beautiful elf and a duke, was being urged by the crown prince to get married. Because of his beauty, he, who had suffered from his trouble with women since he was young, hates women.Then, he remembers a promise he made with a wizard ten years ago. It was a deal: “In exchange for my daughter’s engagement, let me read the forbidden books”.At the time, finding a marriage partner was a hassle for him, so he easily accepted the conditions.The duke immediately went to home and was about to marry the wizard’s daughter, but he discover a terrible truth.When the girl is touched by the opposite sex, she turns into a cat.He hates his cheeky and strong-willed bride, but surprisingly, he is a huge cat lover.The days of the Duke’s suffering begin now....