At the Astrid Lindgren Grammar School, the election of the school representative team is pending. Pippa is also standing, together with her older classmates Paula and Fritz. The “One World Team” focuses on ecology. They want to campaign for more climate protection and less packaging waste at the school kiosk. Their biggest competitor is the “Digital Futur Team”. When Pippa, Paula and Fritz are publicly defamed in an increasingly perfidious way, it seems obvious that the competing team is to blame. Meanwhile, Jonny learns that his mother is starting work as a teacher at his school, of all places – and to make matters worse, Lou seems to be impressed by the “Digital Futur” boys. Out of frustration, he makes a serious mistake – and not only messes up the Pfefferkörner's investigation...