In the federal continent, the secret police is a lifelong position. This contract is usually bound to people whose previous sins were unforgivable, requiring them to forget human emotions and assassinate potentially dangerous people. Twenty-seven-year-old Lily is one of the secret police officers. The century-long contract has left her with no hope for the future. The planner in her heart wants to tear up the contract and rebel against the benefactor who was originally a capital crime. When she went astray step by step and returned to her old career. She unexpectedly encountered a mysterious man who awakened her former self, and began to discover the forgery and dark side of the Federation Continent.
The weather is always so gloomy, with layers of haze wrapped in yellow sand flying all over the sky, blowing on the abandoned high-rise buildings. There was no living thing on the ground. At first glance, it looked like a desolate land in outer space. The cold and lonely wind shook her eardrums and beat the rhythm of her heartbeat. An empty city is an empty city after all. It has been like that for many years since the laboratory materials were leaked. There's not a hint of green, not even a reptile appears, this is El Salvador.