Xu Tian was a 21-years-old young man. He carried on the revolutionary predecessors' belief, and to fulfill their entrustment, he went all the way from southeast Asia to Shanghai to deliver the materials to the Communist International. In this arduous journey, he went through hardships and setbacks with Sun, Yu Yixiu, Zhang Jiayi, and many others. Finally, he managed to finish the task. The smiles on their faces reflected their firm belief and their hopes for a bright future.
Nanotechnology researcher Wang Miao is taken to the Joint Operations Center by police officer Shi Qiang, who's investigating the mysterious suicide wave among scientists worldwide, and recruited to sneak into an organization called the Frontiers of Science to help the investigation. When Wang Miao is contacted by the leader of the organization, Shen Yufei, she introduces him to a sophisticated VR video game called Three-Body, but soon he discovers that it's more than just a game.