In the Song Dynasty, It Was Not Easy to Defeat a Country.

Zhao Yu, who had just learned that he was the second generation of a billionaire, went to the Song Dynasty before he had time to enjoy it, and got a cheating system. Lifespan is gained by increasing national power, otherwise lifespan will be reduced if national power decreases. When the life span is cleared, the system will send him back to his original time and space. As a result, the waning Song Dynasty ushered in a strange and defeated emperor. But it seems that the country's strength is getting stronger as it loses. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.