A rich second-generation college student from Harbin Institute of Technology traveled to the world of Sword of 1940. He used his professional knowledge of mechanics and his personal charm to lead the independent regiment to make a big fuss in northwest Shanxi, awakening the indomitable anti-Japanese spirit of the Chinese nation. "Chen Yan, I order you to be the head of the independent regiment. I want to see if you, a lone wolf, can turn the independent regiment into a pack of howling wolves." "Captain Chen, the headquarters has decided to set up an independent brigade. Whether you can drive out the Central Army in northwest Shanxi depends on your ability." "Brigade Commander Chen, the superiors require that your independent brigade be expanded into an independent division. Ten days later, it will serve as the People's Volunteer Army...