 Four high-tech industrial spies, Beaupre, Alice, Jernigan and Unger, steal a top-secret microchip, and, to fool customs, hide it in a remote-control toy car. Through a baggage mix-up at the airport, grumpy old Mrs.Hess gets the toy and gives it to her neighbor, 8-year-old Alex. Spies want to get the toy back before their clients get angry and decide to burglarize every house at Alex s street to find the chip. But Alex is prepared for their visit...