She is an ace agent who can control fire and is majestic! He is a handsome, suave and cool prince! Once time travel, a fool? Not rare! A scumbag? Kick him off! An imperial decree, she has to marry a romantic prince known throughout the country. He is her husband and master! ! Can’t beat it? Then slip away... When cold-hearted meets cold-hearted, black-bellied and black-bellied, what kind of turmoil will be set off...