She was divorced by her fiancé, but in the blink of an eye she was spotted by the powerful regent and wanted to take her into the palace! On their wedding night, the prince, who was said to be ruthless and decisive, was actually as tender as water towards her. In the court, he worked every step of the way to get her a royal decree; in the house, he did everything himself, protecting her from the wind and rain. However, behind the calm is a shocking conspiracy. A series of old cases have surfaced, the mystery of one's life experience, and the struggle for imperial power are shocking every step of the way. She was once an abandoned child, and he was not a kind person either. Can the two of them protect each other in troubled times and break this chaos? When the whirlpool of power involves the two of them, is this relationship an unswerving love, or is it a calculation?