Programmer Zhang Ke accidentally fell into Chang'an during the Tianbao period. He woke up from a pool of blood in the cleansing room and became the humblest ant in the imperial power gear - a eunuch whose name was erased.
"The body can be castrated, but the spirit will never surrender." This lonely and brave retrograde spanning a thousand years is not only a mutilated body's rebellion against feudal imperial power, but also the quenching and rebirth of modern civilization in the dark age.