The good-for-nothing Lu Jin, who was despised as a traitor by the entire network, was selling prosthetic bodies in the steel wasteland incognito. When the federal highest military arena opened, he quietly entered the arena as the lowest-ranked player. Unexpectedly, he activated the military-banned 'Shadow ID' at the last second of the finals, causing the city's network to instantly paralyze. Former comrade-in-arms Shen Zhao leads an army to encircle and suppress the enemy. The AI ghost Chi Yuan reveals a shocking conspiracy. His sister, who has been missing for three years, is serving as a living core to maintain the AI nerve of the entire city. The truth is an abyss more terrifying than war.