The male protagonist Lou Kun was accidentally involved in a human smuggling and organ trafficking case in his hometown. He remembered his brother who mysteriously disappeared when he was five years old. He felt an overwhelming sense of justice and decided to go deep into the tiger's den to find out the truth. In the process, he met a series of powerful people who could cover the sky. Although the first time he accidentally eliminated a criminal gang due to coincidence and in line with the interests of a certain important person, the more he investigated further, The more difficult it was to discover, he didn't even know who the other party was. People around Lou Kun were killed one after another, and he almost lost his life several times. Many people advised him to give up, and sometimes he even wanted to give up. In the end, he survived. This is a criminal investigation and anti-corruption drama. There is no fantasy, no time travel, and no aura of the protagonist, because everything is an ant in front of the big shot.