Charged by the urgings of their Masters, the pack led by alpha male Gene the Hackman, patrols the land. Fighting at the behest of the Masters, the pack scraps Them - giant insects whose rise is relentless. The orders are simple; keep Them off of their lawn! But Them are many, an army of enormous bugs, and as the pack is diminished, Gene is drawn toward one of The Masters, changing his world forever!