Piracy! The Great Lakes teem with pirates and smugglers who laugh at the Custom Service's slow steamboats. Their fast sailboats speed their illicit contraband from Canada into the Land of the Free, much too fast for the Arm of the Law. But Frank Reade Junior has just invented the world's fastest speedboat, powered by that mysterious power of lightning: electricity! Will the scofflaws manage to evade the power of science?