How Come I, a Lowly Slave in a Prince's Mansion, Have All the Power in the World?

He, the strongest agent of the Dragon Kingdom, died for his country, and his soul passed through him and became the meanest servant in the Jingnan Marquis Mansion. Unexpectedly, just after traveling through time, the adulterous affair between the second young master of the Hou family and the Marquis' concubine was revealed. But under the coercion of the second lady, she became the guest of the Marquis' concubine. After a night of absurdity, the second lady forcibly placed her in the courtyard of the Marquis' concubine, and she became a knife hanging over his head. Faced with the wolf-like resentful wife of the Hou family, the eldest lady who came to ask for poetry late at night, the pretty maid who took the initiative to betray her... He relied on his extraordinary skill and resourcefulness to dance on the tip of a knife and survive in the machinations. Starting from the lowest level of a humble slave, he became the dream lover of countless talented women, the nemesis of corrupt officials, and the strictest father of foreign races from all over the world! Assisting the empress to ascend the throne, step by step, she will trample the entire world under her feet...