From the Start in the Eunuch Chamber: Rising to Power as a Eunuch

After waking up, Xia Luo transmigrates to the Great Zhou Empire and infiltrates the palace disguised as a fake eunuch! Using his knowledge as a transmigrator, Xia Luo solves famines, invents weapons, and defends Great Zhou. With an iron fist, he strikes fear into all of China and gradually rises to become emperor!