When Adam Lance witnesses the attempted murder of a man he becomes the only known witness to a serial killer who has gone unchecked for nearly five years. Special Detective Cheryl Torren soon realizes that Adam might be the one person who can help her catch the killer. With Adam's help Cheryl finds out that the person they are hunting isn't a serial killer after all. The killer is a vigilante who only targets predators and soon gains the nickname 'The Alpha Predator'. Despite Adam's reluctance to catch this killer, it's still their job and with his help Cheryl might finally put an end to the killing spree, that is, if the killer doesn't find them first.