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.

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.

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.

PEK is back on top when Nicolai returns with birthday cake and a little surprise video.