William Macbeth
ウィリアム・マクベス
A fairly talkative person with a sweet and caring nature, he is also a rather awkward individual. Upon meeting [Leonardo](https://anilist.co/character/89025/) for the first time, he readily introduces himself and acts in a relaxed and friendly manner. During Leo and Black’s lunch together, it is established that the two have a lot in common, especially when it comes to having low self-esteem. Black is shown to feel rather insecure about himself and his abilities, showing no hesitation in talking down on himself when recounting memories of being bullied in his younger years. Along with this, Black is also shown to be awkward and clumsy when he spills his drink all over himself in front of Leo, and is shown to panic in the embarrassing situation in an exaggerated manner. He is White's older brother. Black is incredibly protective of his younger twin sister [White](https://anilist.co/character/89024), as seen in multiple occasions throughout the series, especially when he is seen desperately trying to keep the King of Despair from involving her in his plans. As children, he and White were raised lovingly by their parents, however Black began to develop feelings of being lesser than
