Li Ang, operating under the alias Li Risheng, finds himself drawn into Yin City's escalating mysteries and sinister occurrences. When he's thrust into Killing Field—a brutal, high-stakes game where survival hinges on completing deadly objectives—his sharp analytical mind becomes his greatest asset. Tasked with system-generated missions ranging from hunting supernatural creatures to investigating cryptic cases, Li Ang must navigate each perilous challenge while piecing together the dark truth lurking beneath the game's foundation. Every decision carries fatal consequences as he races to expose what truly lies behind Killing Field.