A Family of Three Is Exhausted After Traveling Through Time.

Qi State has just experienced a catastrophic change of dynasties. There are remnants of the previous dynasty making trouble inside, and enemies from other countries are looking at it. The country is in ruins and waiting to be revitalized. The male and female protagonists have traveled back in time and are able to use the system. The two used the system to vigorously develop various industries, and joined hands with a group of friends to catch traitors and eliminate foreign enemies, so that Qi State could restore peace and prosperity in the past.