In 1945, the Japanese Emperor announced his surrender. They abandoned the "pioneering people" who traveled from the East to the Northeastern Plains of China. However, before they left, they left behind some research results that are confusing. On October 1, 1949, the People's Republic of China was founded. At this time, China's first special geological scientific expedition team was born, and the 218 Project with no time limit was launched. Previous scientific expedition teams suffered heavy casualties. In 1966, the epidemic broke out and the 218 Project was forced to stop. It was not until 1967 that the 218 Project was restarted and a new team set off again with a new mission. At this point, a heartbreaking cycle began. The 218th Project was abandoned. In 2015, Liu Chi restarted Project 218...