Transmigrating Through Time to Fight the Japanese

A mechanical engineering prodigy born in the 1980s, he graduated from Xi’an Jiaotong University, underwent special military training, and took part in the design and testing of various cutting-edge national defense projects. While returning home for the Lunar New Year, he and his girlfriend, who holds a doctorate in electronic engineering from Tsinghua University, stumble upon a mysterious cave in the mountains behind his family home. Inside is a gateway that allows them to travel freely through time and space. They transmigrate to the war-torn era of resistance against Japan. From then on, they use their cutting-edge knowledge and modern weaponry to change the fate of their country and embark on a grand mission to save the people!