When a D.E.A. and S.W.A.T. cartel takedown ends in a shootout, S.W.A.T. Agent Travis Hall seizes a mysterious prisoner taking him into custody. Before long, the S.W.A.T. compound is under siege by wave-after-wave of assault teams attempting to recover the prisoner known as “The Scorpion” for the tattoo blazed across his back. When Travis discovers that his prisoner is a Secret Ops double agent planted within the cartel, it’s up to him and his expert S.W.A.T. team to keep “The Scorpion” and his billion dollar secrets safe.

John Gregory, who is a seventh son of a seventh son and also the local spook, has protected the country from witches, boggarts, ghouls and all manner of things that go bump in the night. However John is not young anymore, and has been seeking an apprentice to carry on his trade. Most have failed to survive. The last hope is a young farmer's son named Thomas Ward. Will he survive the training to become the spook that so many others couldn't?