He is a criminal profiler and hunter of serial killers, who has a unique ability he uses to identify and understand the killers he tracks. Will Graham is the main protagonist of NBC's Hannibal. He is a criminal profiler and hunter of serial killers, who has a unique ability he uses to identify and understand the killers he tracks. Will lives in a farm house in Wolf Trap, Virginia, where he shares his residence with his family of dogs (all of whom he adopted as strays).