After I Retired, I Was Classified as Top Secret.

After that mission, everyone died. Only Lin Chen survived. Official conclusion: Operation failed. Practical conclusion: Target survives. He was forced to retire, his files were cleared, and his identity was sealed. Until one day, a woman numbered A-17 found him: ——"Do you know who betrayed you?" That night, the city's surveillance system simultaneously recorded an abnormal data: [Target stress test: not reaching the limit] He is not a survivor. He is a variable.