In the cities of the future, game live streaming has become a mainstream form of entertainment. Li Qihang leads the audience to experience the life and death challenge through the "Death Mode" live broadcast. As he fought life and death duels again and again, Li Qihang discovered that he was being manipulated, and there was a huge conspiracy hidden behind it. Not only must he fight to survive, but he must also uncover the boundaries between virtuality and reality and lead everyone out of this deadly game.