Xiaobai is a sky fox who was forced to go down to earth to avoid trouble due to the power disputes within his clan. However, he was inadvertently rescued by Ye Zimo. He was forced to give up his civility and join the military, and went into battle wearing armor. Xiaobai also returned to Jiutian after escaping three years of disaster, but he couldn't forget Zimo for a long time. He also transformed himself into the army, only to find that Zimo already had his heart. At this time, the situation on the battlefield was unpredictable and full of crises...