The substitute bride Lin Waner married into the Hou Mansion and fell in love with Chu Yixuan. Dachu's commercial development encountered obstacles, so they worked hard to innovate. Border conflicts and domestic natural disasters followed one after another. Chu Yixuan bravely defended the enemy on the front line and directed disaster relief, while Lin Wan'er mobilized donations and appeased the people in the rear. As Dachu gradually recovers, hostile international forces are beginning to move, and a new challenge is waiting for the couple.
