Frank and Joe witness a daredevil stunt smack in the middle of New York City. A group of parasailors leap off a skyscraper, and one of them ends up crashing to his death. When the Hardys investigate, they discover that the fall was no accident.

Murder is on the fly in Manhattan, and when crime flies, no one has a good time. Another series of jumps is on the works, and big money is at stake. So are lives. The Hardys will have to take some heavy-duty leaps of their own to catch the culprits and bring them down for good!