Three years ago, the legendary agent Ling Ye, codenamed "Zero", was "killed" after a mission and disappeared from sight. Three years later, an ordinary city data analyst was involved in a shocking conspiracy. The country's most important weapon, the "Oracle" AI, was stolen, his mentor was killed, and he became the most wanted criminal. The legend of the past and the prey of today, Ling Ye is forced to return to the world of agents full of lies and betrayal. When the mysterious talent called "Cognitive Resonance" awakens between life and death, and when the fateful enemy returns with technology capable of subverting the world, can he tear open the abyss code shrouding the world and retrieve the lost truth and justice? This is the ultimate showdown between technology and humanity, redemption and destruction.