Seventeen-year-old Justin Stone has had enough of pedaling around on a bike. After the young inventor gets a chance to rebuild a totally awesome motorcycle, he's ready to help his world-famous scientist dad, William Stone, deliver the model of his latest invention, a hydro-powered mini-motor...but Dad's not the only person with his eye on Justin... Can Justin get the model to safety, before desperate spies intercept it? Join Justin Stone on his Killer Ride for non-stop action, espionage, and pulse-pounding suspense.