In Bossier City, Louisiana, Police are called to a trailer in a mobile home park where the badly decomposed body of a man has been found, in bed, with a bullet hole in his right temple. The laptop next to the body contains confessions in the form of journals that will reach all the way to the FBI field office in Stockton, California, sending Agents Sam Runyan and Monica Sterling on an interstate investigation of murders committed over a forty eight...