A HIGH-SPEED, HIGH-STAKES CHASE PUTS FRANK AND JOE ON A DEADLY DOWNHILL COURSE! America’s top mountain-bikers have come to Southern California for the annual Wolf Mountain Annihilator competition, and Joe Hardy has just made the cut. But he and Frank quickly learn that the rivalries in the race are cutthroat. Someone is determined to come out on top — no matter who gets annihilated along the way! The race is on, and the Hardys are in gear for action, kicking up plenty of dirt and danger. In a wild ride to the finish line, Frank and Joe take on gunfire and brush fires, rock slides and water rapids. They’re hot in pursuit of the mountain-bike saboteur, speeding down a treacherous trail in which every curve is a killer!