In the sin city where drugs are rampant, a secret drug empire has quietly emerged, and the black hands behind it control the fate of countless people. In order to completely destroy this drug network, the police decided to dispatch the best undercover detective-Bai Su.
Bai Su, a young police detective with agility, wisdom and courage, accepted this dangerous mission, transformed into a well-known drug dealer, and sneaked into this dark world. He must earn the trust of a drug lord and obtain crucial intelligence while keeping his identity a secret.
In the process, Bai Su met Tang Boxun, a male police detective who was also undercover in the drug empire. Tang Baixun is calm and witty. His task is to monitor the flow of drugs and collect evidence. The two met in the darkness and faced the test of life and death and moral choices together.
Purpose: To explore the boundaries between justice and evil, the costs of sacrifice and betrayal, and the glory and darkness of human nature in extreme environments.