Evil-like Duke Household

Evil-like Duke Household summary:

There was a kingdom in which [magic] and [monsters] existed. The Azolias Kingdom.
However, the administrator of the kingdom and his family were often gossiped about.
[The one who controls the kingdom behind the curtains][She acquired her beauty by making a contract with a demon] [He is making a crime syndicate] [Swinging a demon sword that will even cut the soul] etc.
The citizens were ignorant and often uninvolved in politics. Therefore, such rumours scared them.
However, the rumours were not true at all. Even though their appearance was a bit suspicious, the Ractos Household was a heartwarming household.