The Chongzhen Emperor is newly enthroned, and the realm is in turmoil. Later Jin spies on the borders, rebels gradually rise, factional strife in the imperial court is endless, and centuries-old nobility are also caught in the catastrophe. As Zhang Shize, the legitimate son of the Duke of Ying's estate, he is unwilling to sit idly by and watch the mountains and rivers overturn and the clan perish. He asks his father for authority, family wealth, and loyal retainers, using the corrupt practice of empty military pay in the capital garrisons to secretly store up elite troops; recruiting miners and gathering mountain bandits, he uses the loyal retainers as a backbone to train a new army. Step by step planning, hiding his sharpness, outside the rotting Ming court, he forges a strong army that can and dares to fight. Strategizing in a turbulent world, armor raising the rivers and mountains, let us watch how the new army turns the tide.