Walter (Geoff Steuz Geoff Stults) is an American soldier who is different from ordinary people, that is, he is very good at finding people or things. With this specialty, Walter made numerous achievements in Iraq, captured countless traitors and dismantled countless bombs. However, there were no wet shoes when he often walked by the river. in another bomb disposal operation, Walter was seriously injured and fell into a coma. A few months later, Walter finally woke up, waiting for him with a heavy Medal of Honor and his decision to leave the army. The bomb did irreparable damage to Walter's brain, but at the same time upgraded his skills, and Walter decided to become a private investigator. As time went on, Walter became more and more famous, more and more people came to him for help, and Walter inevitably came into contact with the center of power.