It's a riot at school, with everyone destroying the classroom. When Mads learns about Nicolai's plan for a revenge, he has to make everyone work together, to ensure that Nicolai will still have a chance to stay in the class.

Nicolai is bragging about his skills on the basketball court. When Stephanie challenge him to prove it, PEK comes up with a plan to win Nicolai's vote.

A rat is on the loose at school. Stephanie wants it killed while Nora wants to catch it and release it back in nature. When Stephanie calls for help from the bathroom, PEK is ready to assist.

In order for the class to go to the amusement park, Bob has to complete his cycling test, there's just one problem: Bob doesn't know how to ride a bike. PEK decides to help him - using a dummy and a remote control.

PEK has a new plan of how to get back to school: Making reverse pranks. To do so they decide that they have to mount a microphone in the girls changing room, and Jonathan has to go undercover as a girl.

Bob is missing from school. Everyone fears that he has been kidnapped, after the reveal that he was the richest kid in Denmark. PEK initiate a search party using Stephanie's dog.

It's news week at school, and Stephanie lacks a good story. PEK decides to help her make the front page story.

Trylle-Troels is back to get revenge. He locks Casper and Malinka together, and swallow the key, so now it's up to Mads, Jonathan and Nicolai to come up with a plan to make Trylle-Troels throw up the key.

Casper almost give up on getting more followers on his YouTube channel when Nicolai tells him that life should not be lived through a screen. PEK manage to convince Casper to do a live stream, and spice up his challenge.

A blood stain on Nicolai's expensive jacket, makes PEK initiate a plan to make him think that it's himself who have stained the jacket.

To make Nicolai a hero in the eyes of Malinka, Mads has to drive a car towards her, and Nicolai have to rescue her. It's yet another PEK plan that is about to fail.

When Mads, Jonathan and Nicolai arrive at the school, something is wrong. A photo of Nicolai's tail has been shared, revealing his secret. To make matters worse, Mads by mistake reveals that PEK has kept en eye on everyone.

Nicolai has brought his guinea pig to school, and gets everyone's attention except Bob, who is allergic. Nicolai doesn't believe him, and calls him a liar. PEK decides to prove that Bob is allergic.

Nicolai is behaving like a pig, but everyone likes him, including Stephanie. Mads is determine to show her Nicolai's disgusting sides, so PEK arrange a fake date between her and Nicolai.

The prank with Stephanie and the pig, went perfect. When Mads realize how hurt Stephanie is, he is having second thoughts about PEK's plan.

At the party Mads and Jonathan try to play by Nicolai's rules, however it's all too much, so they decide to make one final prank.