High-speed, action-packed comedy space adventure for six- to eight-year-olds about Rocket Boy, the speediest delivery boy in the universe. Toro's in trouble with Chrystella again for making a mess and eating, well, pretty much everything. Meanwhile, Doctor Square has just finished his latest Rocket Boy capturing gadget - 'RoboToro,' a robot double of Toro. As Toro is always so close to Rocket Boy it should be easy for RoboToro's scanners to discover the secret of his speed. After a quick swap, RoboToro is soon at Grandpa Sat's, keeping a watch on Rocket Boy.