In 2067, human civilization was torn apart by the spontaneous combustion event of "High Temperature Man" caused by a genetic mutation. Young Fugui was trapped in a dark underground shelter. On his birthday, his father was brutally murdered, but he was framed as the murderer of his father. On the verge of death, the mysterious system [New World] unexpectedly awakens - the quirky girl system spirit "Tongtong" arrives with seven powers. The power of atomic reorganization turns the rusted dagger into a fang of revenge.
In order to clear his grievances, Fugui formed an alliance with Shu Liuying, his mortal enemy of the surface exploration team, and went deep into the radiation zone to find the "gene key" left behind by his mother. In an abandoned dock warehouse, holographic images reveal a shocking truth: the so-called "mutation" is actually a genetic conspiracy planned by the powerful, and the key that the father desperately guarded contains the sunflower code that can reverse the survival of mankind. When Song Jian's pursuers, the high-temperature man army, and the system's backlash attack simultaneously, Fugui discovers that Tongtong's data core is actually engraved with the coat of arms of his mother's laboratory—this chess game of life and death that spans twenty years has already designated him as the son of the winner...