‏ In a world parallel to the world of humans and shadows ‏ There was a King of Shadow King who was loved by his people ‏ He fell in love with a human being and she reciprocated the same feeling ‏ Marry to bear a child ‏ But the king was hiding the fact that he was a shadow ‏ But when he died because one of his followers killed him ‏She knew the truth and cried so hard for his death ‏ Then her parents forced her to marry a powerful man for the sake of the child in her womb ‏ She married this man after several months and gave birth to the child, but it was not one, but two, a boy and a girl ‏ They are the protagonists of this story