A eunuch broke into the harem

Li Xiaomin, a young man who loves to read novels, inexplicably travels through time and space in an out-of-body incident, and possesses himself in the body of a young eunuch in the deep palace, becoming a "four haves" with 21st century scientific and technological knowledge new eunuch.
His new physical condition made Li Xiaomin extremely painful.In his opinion, this is God's revenge for being a eunuch author on Qidian website.So, he began to blame others, give up on himself, and was full of despair about his future life.
Just when his future was dark and he couldn't bear the insult and beating of the imperial concubine, he was ready to fight to the death and accuse this old society of cannibalism and oppression with blood and tears, a turning point suddenly appeared!
The soul of a subjugated princess appeared in front of him, bringing him the hope of reshaping his limbs, and taught him a book of heaven, hoping that he could practice immortality and rescue himself who had been sinking for many years from the sea of ​​suffering.
Li Xiaomin worked hard day and night, and finally reshaped the perfect male body and became a complete man. With the gradual development of fairy art, he has strong power, which is enough to compete with the contemporary mages who have unpredictable magic power.
What the subjugated princess You'er brought him was not only powerful mana, but also the desire to rule the world.In order to fulfill the last wish of You'er's late father, the last emperor of the former Great Wu Dynasty before reincarnation, Li Xiaomin had to agree to marry You'er, who has become a ghost fairy, as his wife, and commanded the souls of [-] soldiers who died in battle in the Great Wu Dynasty. Conquer the world in the chaotic world of disputes and reshape a peaceful and prosperous world!
In the palace, beauties are like clouds.The handsome boy Li Xiaomin, in the inner palace full of slim beauties, couldn't help getting lost gradually, and had strange love affairs with several young and beautiful concubines and princesses. Where will Li Xiaomin go in the future?