The world is under the rule of king Redson and Redson was cruel and a monster not to mention he it literally a fire demon but he was also madly in love with his prisoner Mk king Redson’s spouse is Mk, Mk had once been Redson’s enemy but when he failed to defeat Redson he was taken prisoner and saw all his friends be executed except Mei (Mei was never found and still lives on) after Mk was forced to become Redson’s lover, and Mk hated it but he didn’t have a choice