A logic puzzle in which you need to place various building on the site so when three of the same will be next to each other they will merge into one bigger building. And probably this game would stay interesting only for the fans of such gameplay if there were no two interesting facts involved: the setting is based on popular anime series "Kimetsu No Yaiba: Demon Slayer" and as rewards for achieving ceratin results you will be getting hentai themed artwroks with it's main heroines!