After transmigrating into Zhao Shu, the useless prince of the Northern Song, he has only seven years before the Jingkang Disaster. He volunteers to suppress bandits, reforms the imperial guard, builds matchlock guns, and trains a crack force of steel-hearted soldiers. At court, treacherous ministers hold sway and the crown prince is suspicious. No one believes he can win, until the guns roar and history is rewritten.
