Travel Through Time and Space to Fight Against Japan

A graduate of Xi'an Jiaotong University born in 1985, who has undergone special military training and participated in the design and testing of various cutting-edge equipment projects in the country. He has a doctorate in mechanical engineering with both civil and military talents. He went home to visit relatives during the Chinese New Year. He and his girlfriend, who also has a doctorate in electronic engineering from Tsinghua University, accidentally discovered a door that allowed them to travel back and forth through time and space in a mysterious cave behind their home. They traveled to the era of the Anti-Japanese War. From then on, they used their high-tech knowledge and modern weapons and equipment to change the destiny of the country and save the people on their great journey!