Iron-Clad Cavalry, Pacifying the Realm

Mu Sheng'an transmigrates to the Great Yu Dynasty in a different world, reborn as the intellectually disabled Ninth Prince of the Great Yu Dynasty.

His birth mother died in childbirth. His brothers bully him, eunuchs and palace maids mock him, and the emperor despises and rejects him.

Upon reaching adulthood, he is named Prince Yong and sent to the bitter, barren western frontier of Tianwei Prefecture, left to fend for himself.

Ten years later, the emperor is critically ill. The princes fight for the throne, and the realm falls into chaos.

Mu Sheng'an leads two hundred thousand cavalry to surround the capital, Yudu, and points his sword at the imperial palace, roaring: "Ten years! I've waited a long time for this day. Soldiers, follow me and storm the city..."