"I am the one who will be your husband.

Chae-yeon, the princess of the Chae Dynasty, lost her mother, who was the Empress. She has lived in the palace, being consigned to death by the Emperor's beloved Consort.

Chae-yeon, who decided to become a priest of heaven to change the fate of her beloved and reluctant brother, Seong-jong, heads to the shrine after the ritual of Jecheon.
But, the Royal Consort sent soldiers to stop Chae-yeon from gaining new authority as a bride of heaven, so when she was heading to the shrine, the man with wings appeared to save her. He took Chae-yeon with him and went away.

Later, Neil Chae-yeon opened her eyes to find herself on a luxurious bed!