From the Start, I Was a Fake Eunuch, and I Saw the Empress Through and Through

After transmigrating, he was exposed by the emperor as a fake eunuch and his life was in danger. Luckily, he could see people's life scripts. He sweet-talked the empress into becoming a good girl, then rose through the ranks, gained power over the court, conquered the martial world, and became peerless under heaven.