Demon Slayer: Twisted Relationship

One day, Muzan decided to look for a new nest to eat and devour humans safely while living some luxurious life. his target was the Daimyo of the richest region in Japan. A man renown to be a warlord. He took on the form of a woman and decided that he will mind control the Daimyo to believe he is his sister. BUT!! Unfortunately for Muzan, the Daimyo was nothing like what he heard about, all his plans go out the window once the Daimyo's true nature was out