When Kanroji Mitsuri and her twin sister Kanroji Y/n decide to join the Demon Slayer Corps to find a man who can handle the both of them. Unknown for Mitsuri and Y/n , one of the Shinazugawa is currently inlove with Kanroji Y/n for her kindness and her beauty . By following her journey, you can continue to know what the destiny is hold for them!