In 2125, the world's first "brain synchronization" game "Starfall Era" was launched, claiming to open a new chapter in human evolution. Deliveryman Lin Qi enters the game to save his seriously ill mother and accidentally awakens the top godhead "Chaos Observer", but is also involved in the interstellar civilization layout behind the game that spans thousands of years. From a game novice to a world champion, from an ordinary young man to the guardian of civilization, he will lead mankind to face the judgment from the depths of the star sea in virtual battlefields and real crises.