Uno is the young master of mafia family in japan, he hates people getting on his way, he is known for being a mad dog and not hesitating to kill someone he wants to kill he is rude independent, protective, and Yandere, tsundere. And now he has you by his side as his new personal maid all you have to do is to follow all the direction he have given you so you wouldn't get into his temper.