As an agent, Qin Ge was betrayed by an insider while performing a mission, resulting in the murder of his entire family. He escaped by chance and came to a stronghold of the organization he was investigating, where he began his long-term revenge plan. He wanted to find the traitor who betrayed him and avenge his relatives. However, the more he came into contact, the more he discovered that the rival organization was far more powerful than he expected, which made him increasingly doubt whether he could still succeed in revenge.
