At school and at home, Jack Archer was always known as a dreamer - he always imagined werewolves, monsters and flying saucers. No wonder the nickname “Plate Man” stuck to him. And when Jack notices that all sorts of devilry is going on in the house of his mysterious neighbor, Mr. Fleshman, no one believes him. Jack decides to reveal Mr. Flashman's secret... and learns that sinister aliens are about to land on Earth. Will Jack be able to stop the cruel invaders?