Father Emperor Weeps with Regret: My Fiefdom Is Full of Cutting-Edge Technology

Zhao Shu, a modern civil engineer, unexpectedly transmigrates into the good-for-nothing seventh prince, banished to the barren land of Liangzhou. Faced with a desperate situation beset by internal and external threats, he uses knowledge from beyond his era to launch a full-scale industrial revolution. He builds waterworks and plants high-yield crops, turning impoverished land into boundless fields of wheat and securing the people's livelihood. He makes cement and smelts iron, raising an impregnable city from the wasteland and forging an invincible army. But Liangzhou's rise arouses suspicion in his father, the emperor in the capital, and murderous intent in his elder brother, the crown prince. A conspiracy involving foreign enemies unfolds. In a breathtaking gamble, Zhao Shu opens the gates to meet the enemy, using an “iron hedgehog” infantry formation and an entirely new system of tactics to wipe out three thousand elite Northern Di wolf riders and make the world tremble at his victory! Just as everyone believes he will become the guardian deity of the northern frontier, a firearm that marks a new era is born in his hands. But a sudden, terrifying plague plunges this land, where hope had only just begun to dawn, into the shadow of death...