Masters has retired and Grady now leads the team. All seems well until a series of murders take place resembling the killings four years ago. Grady receives a call from Masters that he has uncovered something at a local warehouse.
A gun runner is using a long-forgotten facility. As the team investigates, they discover more than meets the eye when clues lead them to realize the two events may be related.
It is only a matter of time before an old nemesis resurfaces and extends a challenge none of them expects.
