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Season guide

Klassen: Season 15

53 episodes Premiered Aug 15, 2023 Updated Sep 28, 2026
Previously on Klassen

Season 15 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Directly follows the overarching narrative developments of Klassen Season 14.
  • ⚡ Faction dynamics and core character alliances shift under escalating external stakes.
  • ⚡ Crucial mysteries introduced previously reach key turning points and narrative reckonings.
  • ⚡ Sets up serialized story arcs that build directly toward the climactic season finale.
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Season 15 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 15 Progress Shield

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Binge Efficiency Engine

Season 15: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

36%
64%
Mytharc (19): Crucial lore & season climaxes
Core (34): Character development & subplots
Side Quest (0): Standalone / filler
S15·E1 Mytharc

New Year, New Problems (Part 1)

Aug 15, 2023 · 9 min

Unpleasant surprises await when the class returns from summer vacation. Will everything be changed forever?

S15·E2 Mytharc

What has Valdemar done? (part 2)

Aug 16, 2023 · 7 min

The new boy in the class, Valdemar, has a dark past. But when Cleo wants to expose him, she gets a shock!

S15·E3 Mytharc

Cleo's Big Mistake (Part 3)

Aug 17, 2023 · 7 min

Cleo tries to fix the bad situation she herself has created with misunderstandings and untruths. But is it too late?

S15·E4 Core

Patrick's first day

Aug 22, 2023 · 9 min

Patrick makes his entrance, and the class has to get used to new times. Pil and Lea in particular are dissatisfied. Can they do anything?

S15·E5 Core

Cringe little sister

Aug 23, 2023 · 7 min

Karl-Emil feels left out in class. And his little sister, Alberte, only makes it worse. What does he have to do to fit in?

S15·E6 Core

Someone like Esther

Aug 24, 2023 · 7 min

Esther is not like everyone else in the class. But who will stand up for Esther when Erika makes fun of her?

S15·E7 Core

Naja Münster's revenge

Aug 29, 2023 · 8 min

Naja Münster has to attend the class for one week, but things start badly between Naja and Erika. How does Naja get revenge?

S15·E8 Core

Police stop the party

Aug 30, 2023 · 6 min

Frans has planned a blast of a party to become popular in the class. But what happens when the police interrupt his plans?

S15·E9 Core

Naja Münster is a substitute

Aug 31, 2023 · 8 min

When Patrick doesn't show up for class, the class decides that Naja will be a substitute. But it doesn't go at all as Naja had planned...

S15·E10 Core

Prank goes wrong

Sep 5, 2023 · 7 min

Topper thinks that Holger and Jones are a bit childish. But things go awry when he tries to make friends with the big boys.

S15·E11 Core

The pact

Sep 6, 2023 · 7 min

Amira is challenged in S, P or K and must kiss Karl-Emil. But does she want to? Are they more than just friends?

S15·E12 Core

Does Bloody Mary exist?

Sep 7, 2023 · 6 min

Esther doesn't believe in the Bloody Mary myth. Can Frans and Freja convince her that something - or someone - is haunting the school?

S15·E13 Core

Frenemies

Sep 12, 2023 · 9 min

Bjørk and Erika were once good friends. They are no longer. But what actually happened? And why does Bjørk want revenge?

S15·E14 Core

The drama queen of the class

Sep 13, 2023 · 8 min

Bjørk and Erika have worn the same shirt for this year's class photo. But Erika creates drama around it. Will she get her way?

S15·E15 Core

Noia AI

Sep 14, 2023 · 10 min

Topper and Jones are lazy about a presentation. But is AI saving them?

S15·E16 Mytharc

Cleo Cheats (Part 1)

Sep 19, 2023 · 8 min

The class must have grades in a French test. Cleo wants 12, but can she get it without cheating?

S15·E17 Mytharc

Cleo Cheats (Part 2)

Sep 20, 2023 · 10 min

Cleo has a bad conscience towards Billy and hangs out with Valdemar instead. Is a new friendship emerging - or more?

S15·E18 Core

Valdemar vs. Billy

Sep 21, 2023 · 8 min

Cleo is friends with both Billy and Valdemar, but can you be 3 people in a friendship? How many guys can there be room for in Cleo's life?

S15·E19 Mytharc

Who is vaping? (part 1)

Sep 26, 2023 · 6 min

A puff bar has been found on the school grounds. Who could think of vaping? And why does everyone think it's Maxi?

S15·E20 Mytharc

Who is vaping? (part 2)

Sep 27, 2023 · 7 min

Mikkel and Lukas pressure Maxi and Isso. How can they avoid getting beaten up and at the same time clear Maxi's name?

S15·E21 Core

Birthday haul

Sep 28, 2023 · 7 min

Laura has a birthday and loves to make the most of it. But what happens when everyone in the class seems to have forgotten the day?

S15·E22 Mytharc

Dicte's diary (part 1)

Oct 3, 2023 · 9 min

Dicte feels left out because Uma and Erika are flirting with the boys from the class above. Will she end up lying about having a boyfriend?

S15·E23 Mytharc

Dicte's diary (part 2)

Oct 4, 2023 · 7 min

Felix has exposed Dicte's lie. How do Uma and Erika feel about their friend lying to them? Can they forgive Dicte?

S15·E24 Core

An artificial friend

Oct 5, 2023 · 7 min

Selma begins to doubt how good a friend Pil is. But is AI a true friend?

S15·E25 Core

Just BFFs?

Oct 10, 2023 · 9 min

Valdemar discovers that Cleo and Billy send each other a lot of hearts. Are they just friends or is there more going on between them?

S15·E26 Mytharc

A toxic friendship (part 1)

Oct 11, 2023 · 8 min

Karl-Emil starts hanging out with Mikkel and Lukas. Why does he end up in a toxic friendship? Does he ditch Amira and Bjørk?

S15·E27 Mytharc

A toxic friendship (part 2)

Oct 12, 2023 · 9 min

The class is completely divided because of the videos Karl-Emil has shared. Can he even make it up again?

S15·E28 Mytharc

Secret Crush (Part 1)

Oct 24, 2023 · 9 min

Esther hates snap. But what happens when Freja persuades her anyway? Who is the mysterious guy she starts chatting with?

S15·E29 Mytharc

Secret Crush (Part 2)

Oct 25, 2023 · 7 min

Esther has sent a selfie to someone she doesn't know on snap. Does he go to her class?

S15·E30 Mytharc

Secret Crush (Part 3)

Oct 26, 2023 · 7 min

Why does Esther think it is Topper she has been chatting with? When will Valdemar reveal himself before it's too late?

S15·E31 Core

The school's scary ghosts

Oct 31, 2023 · 7 min

Topper is fascinated by a spooky tale of scary things that once happened at school... until it gets really scary!

S15·E32 Core

Uma's untruths

Nov 1, 2023 · 9 min

Erika and Dicte do not want to work with Uma. But what happens when Uma finds a Russian TikTok profile with 150,000 likes?

S15·E33 Core

Afraid of conflict

Nov 2, 2023 · 11 min

Amira finds it difficult to speak up and ends up never deciding anything. Can she learn to believe in herself a little more?

S15·E34 Core

Pil's match

Nov 7, 2023 · 7 min

Pil is unhappy that Maxi and the boys think girls can't be strong. Can she prove them wrong?

S15·E35 Core

Does Cleo have a crush?

Nov 8, 2023 · 8 min

Has Cleo developed feelings for a guy in class? Is it reciprocated? Frans advises her to confront her crush, but does it go wrong?

S15·E36 Core

Karl-Emil's great ambitions

Nov 9, 2023 · 10 min

Everyone has to make their own film, but Karl-Emil refuses to be in group with the others. Is he succeeding with his fine movie dreams?

S15·E37 Core

Maxi's mission

Nov 14, 2023 · 8 min

Adrian confiscates Maxi and Elias' best soccer ball. How can they get the ball back? Maxi wants revenge!

S15·E38 Core

War against Adrian

Nov 15, 2023 · 8 min

Adrian still has Maxi and Elias' ball. Can they break into the school and steal the ball back - without being discovered?

S15·E39 Core

Toxic substitute

Nov 16, 2023 · 9 min

The class gets a new substitute, Stefan, who cancels class to play football. But is Stefan who he pretends to be?

S15·E40 Core

Lea's corrupt choice

Nov 21, 2023 · 7 min

Lea and Liv have to fight over who will be president of the student council. Alberte's vote decides everything - can Lea bribe her?

S15·E41 Core

Fame above all?

Nov 22, 2023 · 7 min

Aske hopes he can become one of the cool boys if he obtains the hyped drink, Fame. Is he stealing and ditching a friend for Fame?

S15·E42 Core

Shady business

Nov 23, 2023 · 9 min

Elias and Maxi have to collect money for the class fund and use illegal tricks. Will their shady business end in shit or success?

S15·E43 Mytharc

Frans' party committee

Nov 28, 2023 · 8 min

By mistake, Jones gets to join the party committee. But can he handle Frans's unreasonable demands? Will it end in a showdown?

S15·E44 Mytharc

Secret Couple of the Year (Part 1)

Nov 29, 2023 · 8 min

The class party ends with huge drama between Esther and Valdemar. Will they ever become a couple?

S15·E46 Core

Santa friend or Santa enemy?

Dec 5, 2023 · 6 min

Everyone in the class has got their own secret elf friend. But who is tired of Christmas hearts and couples in love?

S15·E47 Core

Cleo destroys Christmas

Dec 6, 2023 · 7 min

Billy suspects Cleo of being in the process of destroying Christmas. Why is she in such a bad Christmas mood?

S15·E48 Core

Lucia's bride

Dec 12, 2023 · 8 min

Selma has a dream of becoming Lucia's bride. Can Pil help make the dream come true, or is Uma the perfect Lucia bride?

S15·E49 Core

Dangerous packing game

Dec 13, 2023 · 7 min

Last Christmas, Maxi went completely crazy when the class played packing games. How does Maxi react when Møller suddenly interferes in the game this year?

S15·E50 Core

The mulled wine mystery

Dec 19, 2023 · 8 min

BS cancels the Christmas party because someone has stolen 12 liters of mulled wine. Who could the thief be? And why is Jones being blamed?

S15·E51 Core

Who saves Christmas?

Dec 20, 2023 · 6 min

The Christmas decorations in the classroom have been completely torn to pieces and destroyed. Who's out to destroy Christmas? Can it even be saved?

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