The deep love in the past finally failed. Things in the world are like chess, and people's hearts are like the sea. She was once his pet, but she fell into the dirt overnight, her family was ruined, and she turned against him. After seeing each other for many years, he was the powerful regent, and she was a low-level strategist who carried secrets and dealt with the wind and the moon. Love and hate intertwine, truth and lies overlap. In the romance field, is it the sincerity that cannot be proven, or is there an unsaid shocking secret? She came for revenge, but she didn't know that she was already a pawn in a larger chess game...