Enzo, Frikkie and Georgi take part in the Robot Olympiad with their customised Lego spiderbot. They are pleased that the evil Dr. Ragno's invention can be put to good use. Georgi is worried that its built-in lasers might compromise their chances. The Dassie team can't wait to put Skerpioen 8 through its paces, but as they arrive at the event, they see a rather familiar tall figure . . . But surely Dr. Ragno should be in jail?