What happens when the old gang of girls who run everything feel threatened by the new cool kids who have just joined the class?

What happens to the friendship when Nils' best childhood friend Alexander hangs out more and more with others who think NIls is too sensitive?

What happens when Estelle sees something going on between Olivia and Edvin? Can Alice's attempt to put Olivia in her place work?

Charlie tries to be friends with Heaven, but just when it seems like he's got Heaven's interest, he gets caught up in something and misses out on her. Has he blown his chance now?

Benjamin recognizes Lea but she asks him to leave her alone. Why does she get angry and what is she hiding?

There are too many ball games at the sports center, and Aisha is tired of the boys just passing to each other. The girls ally and confront Gurkan. Will the boys be as tough next time?

Molly and Rufus are annoyed by the gang at school and have brought along a poop-smelling spray that will come in handy to disrupt them. Who will be blamed when the fire alarms go off and everyone has to leave school?

Vincent opens up to Tilde about his feelings for his online friend. Tilde advises him to be straightforward and honest, but will it turn out the way Vincent wants?

Issam and Alexander decide to use AI to write the difficult essay for their next assignment. Will the teacher discover that the boys have cheated?

It's Heaven's birthday and she shows Charlie a sweater she wants, a very special one. It's an impossible present, right?

Tilde wonders what it's like to kiss. Meja, who has experience, answers many questions, but it is Molly who comes up with new ideas on how to practice. Will Molly solve the kissing riddle?

Meja and Estelle are convinced that Olivia and Nadja are the ones who stole Meja's jacket. Benjamin is upset by the false accusations and gets into an argument with Estelle. Who has taken Meja's jacket?

Nils finds out that Alexander has been lying to him and irritation grows between them. Eventually, Alexander crosses the line, again. Nils is sad and talks to Josef who gives him good advice. How much can an old friendship take?

An account pops up to vote for the prettiest girl in school and Alice is one of the candidates. Heaven is very upset and thinks it's sexist, so she turns to Joseph to help her find out who's behind it. But who is it that has started the account?

Tilde has realized that Vincent is her online friend, but does Vincent understand how she feels?

Jack and Alexander talk about pubescent things and are annoyed with Rufus who takes offense. He tries to pretend to be in the target break and hang out with the guys while distancing himself from Molly, but is he having as much fun with the guys?

Estelle is bothered to death by Olivia who is also dating Edvin. Estelle manipulates Edvin to find out if he still has feelings for her. He seems to and Nadja happens to see it.

Tilde doesn't want to know about Vincent and he doesn't understand anything and is totally confused. Who is Vincent's online friend and who is he really in love with?

Alexander's old soccer shoes are so broken that he has to tape them to play and his mother can't afford to buy new ones. Edvin, on the other hand, has a new pair of soccer shoes that haven't even hit the market yet. What will happen to Alexander when he is selected for the team?

Estelle is sad that her parents are getting divorced and confides in Lea. She says that Lea is the only one she can trust. Lea feels like a fake but doesn't dare tell her her secret. Benjamin and Lea meet after school and have a lot of fun together but then Estelle shows up with Meja and Alice and Benjamin happen to be upset.

Edvin and Heaven get into an argument about designer clothes and Heaven crosses the line. Edvin gets angry and decides to fight back. The power struggle is on between them and it seems that neither of them is ready to give up at first.

Meja persuades Aisha to try putting on make-up, but Aisha feels uncomfortable with it. When some boys in the ninth grade start whistling at her, she has had enough and becomes very angry and provoked.

Molly loses a challenge to Rufus and is forced to set up a date with someone. They draw lots to decide who, and it's Nils who takes the date seriously. What does Nils say when he realizes it was all a joke?

Life in a secondary school classroom. Lots of drama is promised in the new season of Klassen as two schools merge to become one. What happens to friendship, identity, hierarchies, love and social status when a bunch of new students join?

Nadja has a bad day and loses it completely when Rufus accidentally rides his bike over her shirt. Nadja is furious at everything that happens around her and takes revenge on Rufus. Can all the misunderstandings be cleared up after everything that has happened between them?

When Molly and Charlie start talking about how hard it is to go back and forth between their divorced parents, it becomes too much for Joseph. When Nils keeps asking Joseph how he's doing, Joseph confides in him and tells him that his parents are getting a divorce.

Estelle has great difficulty writing and Tilde helps her. The new teacher Vendela points out that Estelle probably has dyslexia, but Estelle goes crazy. Can Tilde make Estelle understand that it's a common problem?

Tilde wonders if Charlie and Heaven are really just friends or if there is something more between them. Heaven is surprised and wonders what the difference between friendship and love is. Charlie has noticed that Heaven has stopped eating lunch with the others in the dining hall and hardly sees her eat anything at all anymore. Is Heaven really as strong as she seems?

Aisha's stomach hurts a lot and it turns out she has her period. Lea gets her a pad and new panties with Molly's help. Aisha finds it hard to talk about her period, but the others agree that it's something to celebrate.

Edvin wants to join the secret society, but first he has to pass the entrance exams. He's going to hang out with Molly and Rufus who, on this particular day, have decided to dress up as emos, which Edvin has to do and pretend he's doing it because he wants to. Will he ruin his chance to be elected to the society?

It's Estelle's birthday and Edvin has bought her a lovely present. Edvin and Jack get into a fight in gym class and Jack tells Edvin that he knows Estelle is only dating him to mess with Olivia. Will Estelle get the birthday present from Edvin?

Vincent wins big when he gambles with skins and invites Tilde to a gaming fair. When he doesn't have all the money he needs, he keeps gambling and doesn't do nearly as well as before. What will Vincent's next move be?

During a class lecture on how easy it is to get caught up in gambling addiction in the world of gaming, Vincent leaves the classroom. Tilde finally understands why Vincent is behaving so strangely and what is bothering him and decides to confront him.

Things have gone missing from both Meja and Estelle's bags. Alice comes down hard on Nadja and Olivia and an argument ensues. Meja and Estelle suspect Alice, but you don't steal from your friends, do you?

Lea has lied about who she is and Estelle, Meja and Alice treat her like air. Benjamin tries to help but only makes things worse. What will happen to Lea and Estelle's friendship?

Why does Molly sit down suddenly so often? She explains to Rufus that her legs get very tired, but is that the truth?

Olivia eats a lot at school to fill up, which makes her friends suspect that something is wrong. Olivia also doesn't answer when her father tries to contact her. What is going on and what is Olivia up to?

Heaven barely eats anything anymore and she does everything to hide it. When Charlie says she needs help, Heaven is furious. What does Charlie do when he doesn't want to let his best friend down but the secret feels so serious that he has to tell an adult anyway?

Issam tells Josef in passing that he has a lot of hair on his chest. Josef is disturbed and tries to shave it off in the toilet. But what did Issam really mean, was there a misunderstanding between the guys?

Meja and Olivia have a great time together. Estelle finds Meja embarrassing when she is with Olivia and forces her to choose between her and Meja. Will this be the end of Meja and Estelle's friendship?

Edvin shows up at Heaven's climate meeting and has no idea what he's doing there. But after a while of arguing, they still manage to figure out what to do. Is it hard to hang out despite being so different?

Alexander thinks Issam is a simp who chooses his girlfriend over his friends. Olivia has been invited to a party at Theo's house in the ninth grade and she can bring Meja. Meja has a hard time saying no and she disses Issam for the party.

Things are difficult between Meja and Issam, they have completely misunderstood each other. Meja thinks Issam is hitting on Alice and Issam thinks there's something going on between Meja and Theo in ninth grade. Will they be able to sort it out?

Olivia and Nadja get into a huge fight and everyone takes Olivia's side. Benjamin suggests that they meet in a basketball duel at recess to resolve the conflict. What will happen to the girls' friendship?

When it's time to give a speech in Swedish, Issam storms out of the classroom, unable to speak in front of people. Out in the corridor he meets Vincent who comes up with a clever solution to Issam's problem.

Alice and Meja are hanging out with Olivia now and Estelle is ostracized, she tries to make friends with them again and has bought the same tiara to make up. But Estelle overhears the girls talking shit about her and the tiara purchase from a distance.

Edvin has promised Heaven to carry out a new climate action, this time it's about jeans. Edvin wants to make a denim bonfire and Heaven panics, what if they accidentally set the whole school on fire?

Edvin realizes he's been played for a fool by Heaven and leaves her with all the jeans they stole from the 9s. Heaven is devastated, how will she make things right now?

It's sports day and Vincent is worried that Tilde will be ashamed that he's the worst at sports. Molly and Rufus "help" him hide it all day, but is it with the desired result?

Olivia and Nadja have big plans for the class party but then they find out that they have to pay for the party themselves, they are in shock. They go to Edvin and beg for money, Alice is ashamed of their behavior and starts to be reluctant to hang out with them. Estelle, Meja and Alice end up in the same group in art class and it's very awkward, but then it turns out that they have a lot in common. Will it be like before between the girls?

Lea does everything she can to avoid Benjamin at school but she finally plucks up the courage to talk to him and they seem to find their way back to each other, but is Benjamin interested?

Olivia and Nadja have failed to organize the party and they have also realized that Estelle and her friends have hidden the fact that there are things to borrow at school. A big fight breaks out between the rival girls. Will the class party be completely ruined and is Alice really as bad as everyone thinks?