Concubine hard to tame: demon emperor wants to chase his wife

She, codenamed K, is the uncrowned king of the secret service world, but she died of betrayal. She, the only legitimate seventh lady in the general's house, is a flower crazy, cowardly and bullied by others. Once through, when she becomes her, everything is changing. He, the honorable royal highness of the king of Jin in the East, is known to the world for his ruthlessness, black belly, cunning and decisiveness, but he doesn't know his tenderness and consideration for her. The wind and clouds are surging. Let's see how they can join hands, work together, stand proudly in the world and reverse the world!