Lucille, the daughter of a marquis, is in the worst possible situation after her engagement is called off after being spread a false reputation by a cheating prince, and as punishment, she is engaged to a "cursed margrave"!? Furthermore, in her precognitive dream, she is executed a year later as a sinner who cursed a saint... But at the same time, I have memories of my previous life where I was the "world's most loved cat"...! A free and happy personality inherited from the cat's past owners - great witch, hero, great saint, etc.! Enjoy the provisional engagement life with the most attractive male (compared to previous life) "Cursed Margrave" until his destined saint appears and then run away! The HAPPY HAPPY HAPPY beloved cat life of a disliked lady starts with an engagement break → tentative engagement!!