Crossing the Bright Sword's Anti-Japanese Sign-In System

Xiao Yun traveled to the Anti-Japanese War period in the world of Liangjian. He was in charge of the system and used the sign-in space to obtain various modern knowledge and materials. In the process, he met Mou Yong, and the two of them jointly fought against warlords, spies and other villains. Taking the feelings of family and country as their belief, they continued to develop their own forces and fight against the invaders. The goal was to drive the invaders out of China and achieve peace and tranquility in the country.