The four kingdoms are separated in the sky, each living in their own country. They check and balance each other, but they are eyeing each other. When the monarch who is unwilling to condescend to one side launches an army to attack, Chen Guoguo is ruined and his family is destroyed, and the famous piano player is also forced to become a prisoner. But in a foreign country, someone gives him warmth and allows him to start living. Later, Chen Guo recruited troops and bought horses, winning back dignity and everything. Everyone was happy, but things changed and people were never reunited... Who won this war?
Purpose: Loyalty to love despite hardships