A game adapted from a movie caused Du Yuhao and his friends to fall into an online death trap. Friends around him died one after another, making him worry about whether he would be the next one. Playing the game again, he unexpectedly discovered a secret. During the search, he discovered that it seemed to be related to a huge network system. In order to prevent himself from being the next person to die, he set out to unplug this system. However, somewhere, someone seemed to be blocking this operation and constantly harassing the removal work. Who set up the system and what was its purpose? Can Du Yuhao survive to find the murderer?