Only Wished to Take Up My Fiefdom, but My Elder Brother Forced Me to Rebel.

Ten years after transmigrating into this world, Lu Yuan wanted nothing more than to live a carefree life as the Ninth Prince. He never anticipated being framed by his second brother, leading to an entanglement with his future sister-in-law, Su Yuling—a formidable martial woman from a military family. When the Second Prince arrived with armed guards to catch him in the act, Lu Yuan responded with a devastating barrage of strikes, beating his brother so severely that he ended up bandaged head-to-toe like a mummy. Confronted by the furious Emperor, who threatened execution, Lu Yuan remained composed and presented a blueprint for the horseshoe: "Father, please calm down! A divine elder appeared in my dream, promising that if I take many beautiful wives and sire many children, he will grant me treasures to fortify our nation and ensure the eternal prosperity of the Great Yong Dynasty. This blueprint is merely the starter reward from that encounter!" The Emperor gazed at the blueprints capable of doubling the cavalry's combat prowess, and then looked back at him...