"It's time for someone else to guard the sky in Mizhou." In the winter of the eighth year of Xining in the Northern Song Dynasty, the sky outside Mizhou City was filled with wind and snow. Su Shi stood on the city tower wearing a green shirt, the bowstring in his hand trembled, and the arrow pointed at the sky - "Look northwest, shoot the Sirius." But is this "Sirius" a Xixia cavalry, or a hidden arrow in the court?
Purpose: Patriotism, family and country
