2020年，数百名物理学家死于非命；中国专家汪淼的眼中也出现倒计时，随后发现一款游戏中一个在三日下煎熬的“灾难星球”竟真实存在，那里的“三体文明”400年后即将达到地球；一场未来的浩劫摆在人类面前……A nanomaterials expert sees a mysterious countdown superimposed in his field of vision and finds himself under military investigation. To unravel the mystery, he enters the VR game \"Three Body\" developed by a secret organization ETO, and discovers the truth behind the deaths of dozens of scientists and a tragedy from the days of the Cultural Revolution.