Rogue serial-killer hunter Steve Dark heads a highly secret and incredibly skilled black ops element within the U.S. government, which is tasked with finding and bringing to justice the most brutal and horrific murderers in the world--the Level 26 killers. In his first case, Dark tracks down the killer known as Sqweegel, a psychopath who has shot, raped, maimed, poisoned, burned, strangled, and tortured upwards of fifty people in six countries over a span of more than twenty years.