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Season guide

Klassen: Season 12

75 episodes Premiered Jan 4, 2022 Updated Sep 28, 2026
Previously on Klassen

Season 12 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 11.
  • ⚡ 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 12 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 12 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 12: Filler vs. Essential Canon

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

96%
Mytharc (3): Crucial lore & season climaxes
Core (72): Character development & subplots
Side Quest (0): Standalone / filler
S12·E1 Mytharc

Adam's new enemy

Jan 4, 2022 · 10 min

Adam is furious at Victor, who has kept something hidden with Mia. Does Adam finally find out what it's all about?

S12·E2 Core

Johanne has broken up

Jan 5, 2022 · 10 min

Johanne has broken up with Oliver and wants Jeppe, but is it too late now?

S12·E3 Core

Crush on big brother

Jan 6, 2022 · 10 min

Liv falls in love with Johanne's big brother, but what happens to their friendship if Johanne finds out?

S12·E4 Core

Mom's new boyfriend

Jan 11, 2022 · 10 min

Celina's mother has a new boyfriend and this jeopardizes their joint shopping trip. Celina decides to take revenge.

S12·E5 Core

Johanne crosses the line

Jan 12, 2022 · 10 min

Johanne starts writing for the school newspaper and is successful with a gossip article. Unfortunately, it is going to hurt someone.

S12·E6 Core

Melvin is alone

Jan 13, 2022 · 10 min

None of Melvin's friends have time for him. Jeppe has fallen in love, but what do Adam and Victor keep hidden from Melvin?

S12·E7 Core

The milk mafia

Jan 18, 2022 · 10 min

Willum has come on the trail of a milk mafia at school and wants to write an article about it, but first he must find evidence.

S12·E8 Core

Liv becomes a pig

Jan 19, 2022 · 10 min

A debate about meat ends up completely wrong. Has the tone in the class become too evil? And what does Adam think of Mia exhibiting Liv?

S12·E9 Core

Is Jazmin too much

Jan 20, 2022 · 10 min

Jeppe is lying and preventing Jazmin and him from sitting together, but has Jazmin really become too much? Or is Jeppe?

S12·E10 Core

Willums Fake News

Jan 25, 2022 · 10 min

Nico and Matti have been punished after a revelation in Willum's articles, but find a way to take revenge on him.

S12·E11 Core

Gamer-Nerd

Jan 26, 2022 · 10 min

Molly and Zara have found a common interest, but why would she keep it a secret from Celina? And does it succeed?

S12·E12 Core

Dangerous friendships

Jan 27, 2022 · 10 min

Victor wants to hang out with the 9th graders, but must first do a dangerous job, which he wipes off on Melvin.

S12·E13 Core

Johanne wants Oliver back

Feb 1, 2022 · 10 min

Johanne decides to reunite with Oliver, but a photo from the past creates a lot of trouble.

S12·E14 Core

Has Adam been kidnapped?

Feb 2, 2022 · 10 min

Victor and Mia are sure Adam has been kidnapped, but who did it? And can they save Adam again?

S12·E15 Core

Liv's nightmare

Feb 3, 2022 · 10 min

Liv tries in vain to get rid of basketball, but ends up playing like a dream ... or does it end up in a humiliation?

S12·E16 Core

Mia is embarrassed

Feb 8, 2022 · 10 min

Mia is afraid that her hair on her arms will scare Adam away and tries with Nellie's help to hide them.

S12·E17 Core

Victor's first pimple

Feb 9, 2022 · 10 min

Victor has got a pimple on the day when school photos have to be taken! Who can help him?

S12·E18 Core

Embarrassing or sweaty?

Feb 10, 2022 · 10 min

Iris loves to dance, but finds out that someone finds it embarrassing to sweat. Can she hide her sweat?

S12·E19 Core

The secret valentine

Feb 15, 2022 · 10 min

Molly has got a secret admirer. Who is it? Maybe William from the class above?

S12·E20 Core

True love, fake dates

Feb 16, 2022 · 10 min

Molly and Melvin send Jeppe and Johanne on some awful dates and hope they realize they are made for each other.

S12·E21 Core

Liv's wild mission

Feb 17, 2022 · 10 min

Liv is convinced that Victor has cheated in a poetry contest and sets out on a mission to expose him. But will it succeed?

S12·E22 Core

Celina's secret cardboard brother

Feb 22, 2022 · 10 min

Celina is not ready to tell the class about her new stepbrother, but it goes beyond NP. Does she reveal everything anyway?

S12·E23 Core

Burned teddy bears and bullying

Feb 23, 2022 · 10 min

Victor's sister has problems with Simon, but Victor can not help. Melvin steps in, but is little Simon too big a task?

S12·E24 Core

The embarrassing lion

Feb 24, 2022 · 10 min

Iris loves to dress up for Shrovetide. Unfortunately, the rest of the class thinks that dressing up is childish.

S12·E25 Core

Who is Linus?

Mar 1, 2022 · 10 min

Adam has problems. Mia thinks that Adam writes with all the girls from Lilja's riding club, but why does he pretend to be called Linus?

S12·E26 Core

The big talent competition

Mar 2, 2022 · 10 min

Celina wants NP to impress for the talent competition, but NP is afraid he is talentless. Celina has a plan!

S12·E27 Core

Mega annoying mine in Victor

Mar 3, 2022 · 10 min

Victor is paired with his little sister's boyfriend in the friendship class and Victor decides to make life really sour for him.

S12·E28 Core

The naughty book

Mar 8, 2022 · 10 min

Matti has to borrow naughty books for Nico, but has to hand in a forgotten book. Where is it? And who has it?

S12·E29 Core

Bumpy declarations of love

Mar 9, 2022 · 10 min

Johanne is losing patience with Jeppe, who has not yet asked if they should be lovers.

S12·E30 Core

Zara is being trolled

Mar 10, 2022 · 10 min

Lilja and Jazmin discover the ugly messages Zara gets when she is a gamer. Will they succeed in getting Zara to change hobbies?

S12·E31 Core

Melvin gossips about Michael

Mar 15, 2022 · 10 min

Melvin discovers that Michael has stolen something from the school. Can that knowledge benefit Melvin?

S12·E32 Core

Celina's friends fail

Mar 16, 2022 · 10 min

Celina has to make a best friend tag, but Molly and Johanne can not join. Can Lilja use it to become friends with Celina?

S12·E33 Core

Everyone forgets Liv's birthday

Mar 17, 2022 · 10 min

Liv who loves birthdays discovers that the class has forgotten her birthday and is disappointed with Iris. Can Iris make it right again?

S12·E34 Core

The revenge of the ex-lovers

Mar 22, 2022 · 10 min

Jazmin has got an idea for how she can make Jeppe jealous. It requires Oliver's help. Can they win back their ex-lovers?

S12·E35 Core

Adam, Victor and vodka

Mar 23, 2022 · 10 min

Adam wants to ask Mia if they should be in a relationship, but is nervous. Victor thinks 9th graders can help, but is that a good plan?

S12·E36 Core

Mice, Molly and lots of trouble

Mar 24, 2022 · 10 min

Molly has taken a mouse to school, but it turns out that pet day has been canceled. Can she smuggle it home without anyone noticing?

S12·E37 Core

Willum on the track

Mar 29, 2022 · 10 min

The class is well tired of the many rumors that the Gossip Profile is spreading. Willum sets out on the hunt. Does he find out who is behind it?

S12·E38 Core

Evil accusations and big revelations

Mar 30, 2022 · 10 min

Willum suspects who is spreading gossip about the class, but the class feels Willum is blaming everyone. Is he himself behind it?

S12·E39 Core

A dangerous service

Mar 31, 2022 · 9 min

Melvin is very tired of the 9th grade teasing, but gets an idea to stop it with the help of the janitor. But is he not a murderer?

S12·E40 Core

What is Jazmin up to?

Apr 5, 2022 · 8 min

Lilja has a birthday and is tired of Jazmin not really bothering to attend. Has Lilja overlooked anything?

S12·E41 Core

Boyfriends kiss then

Apr 6, 2022 · 9 min

Melvin does not understand that Jeppe has never kissed before. Fortunately, his big brother has some advice that can help Jeppe before Johanne moves in.

S12·E42 Core

Knees, breasts and a stolen bra

Apr 7, 2022 · 10 min

Victor and Melvin think there is a lack of fun in the class, but what starts as a prank ends up creating a lot of trouble.

S12·E43 Core

Plastic cheating

Apr 12, 2022 · 11 min

Liv wants to win the class climate competition, but can she do it when she's up against Mia and Iris?

S12·E44 Core

NP Superstar

Apr 13, 2022 · 11 min

NP gets the opportunity to sing in the boys' band. Celina gives NP some advice on how to become a huge star.

S12·E45 Core

Teacher Nico and the power of homework

Apr 14, 2022 · 11 min

What is life really like as a teacher and adult? And will the 9th graders listen if you punish them with homework?

S12·E46 Core

Not fun at all

Apr 19, 2022 · 9 min

Johanne goes to choir with the funniest boy and Jeppe feels threatened. Shouldn't he be the funniest in the world?

S12·E47 Core

Misunderstand emojis

Apr 20, 2022 · 10 min

Nellie and Liv arrange a demonstration and Mia does not show up but sends some confusing emojis. What's wrong?

S12·E48 Core

Nico's flirt

Apr 21, 2022 · 8 min

Nico is pretty sure Sascha is flirting with him, but is it really so? He does not tend to be good to girls.

S12·E49 Core

Robin's revenge

Apr 26, 2022 · 11 min

Liv does not need Robin's help with the student council election, but Robin is not at all happy about it and takes revenge with the help of Molly.

S12·E51 Core

Molly and the fashion show

Apr 28, 2022 · 11 min

Molly is unsure of her body and tries to avoid having to go in dress for the fashion show, but then Celina thinks Molly is ruining the show.

S12·E53 Core

The decoy

May 4, 2022 · 10 min

Celina is sure that Jeppe is unfaithful to Johanne with Leonora. To prove it, they create a fake profile to expose Jeppe.

S12·E54 Core

The Gold Star

May 5, 2022 · 9 min

Matti wants to do better in school and gets help to cheat from Mathias from ninth grade, but can he trust Mathias?

S12·E55 Core

A jealous sports god

May 10, 2022 · 8 min

Adam becomes jealous of Krille, who chats with Mia during gym class. Does Adam cross the line in his attempt to take revenge?

S12·E56 Core

Mortgage, pizza and money problems

May 11, 2022 · 9 min

Jazmin is persuaded to borrow money for pizza. Money that she can not pay back, but maybe it all bottles up anyway?

S12·E58 Core

Who is liked by the 9th graders?

May 17, 2022 · 9 min

Victor discovers that Jeppe is talking to the boys from the 9th grade so he hangs Jeppe out to dry to win them back.

S12·E59 Core

Celina's hanger nightmare

May 18, 2022 · 10 min

Celina must not always learn to say her honest opinion, but she is really put to the test when N.P. gets a new hanger!

S12·E60 Core

Staying overnight at school

May 19, 2022 · 9 min

Willum is desperate not to have to go home to his parents' quarrel and decides to spend the night at school.

S12·E61 Core

Adam and Mia's dating service

May 24, 2022 · 9 min

Adam and Mia have problems with the school health nurse Jenna and decide to find her a date, but with whom?

S12·E62 Core

Bro needs glasses

May 25, 2022 · 6 min

There is something wrong with Jeppe's eyes, but is it his view that is wrong and how will Johanne think about Jeppe with glasses?

S12·E63 Core

Is Nellie a boy or a girl?

May 26, 2022 · 9 min

The class is divided into boys and girls, but Nellie does not feel at home in any of the places. Fortunately, Robin interferes.

S12·E64 Core

The heartbreaker

May 31, 2022 · 8 min

Molly loses her streak with Celina and becomes jealous of Johanne and Celina's friendship and tries to get between them.

S12·E65 Core

The pigeons are watching us!

Jun 1, 2022 · 8 min

Can it be that the pigeons monitor the students at the school? Willum would not lie about such a strange theory - or would he?

S12·E66 Core

In love with Nellie?

Jun 2, 2022 · 10 min

Mia suddenly gets confused about her feelings for Adam and Nellie. Is she falling in love with someone else?

S12·E67 Core

Willum's secret

Jun 7, 2022 · 9 min

After moving, Willum keeps a secret, but can he keep it when the food club comes by?

S12·E68 Core

Molly's chess dates

Jun 8, 2022 · 9 min

Molly tells N.P. about her boy problems, but maybe her love is just right before her eyes? What will be Molly's next move?

S12·E69 Core

The struggle for love

Jun 9, 2022 · 7 min

Mia gives her and Adam one last chance, but is the battle for love already lost?

S12·E70 Core

Melvin has to move

Jun 14, 2022 · 10 min

Melvin's father tells them to move. Both Melvin and the whole class will be sad, but maybe it's not all bad ...

S12·E71 Core

The most popular in the class

Jun 15, 2022 · 9 min

Celina does not understand Liv's new popularity, but intends to be on Liv's side, but does Liv need Celina's support at all?

S12·E72 Core

Robin says no

Jun 16, 2022 · 8 min

9th graders bully Robin, but Robin does not bother to find himself in it and decides to say no. Will Robin succeed in stopping them?

S12·E73 Core

I Love You

Jun 21, 2022 · 8 min

Johanne has found a bracelet for Jeppe that says I LOVE YOU. Is it cute or too much?

S12·E74 Mytharc

Is Michael fired?

Jun 22, 2022 · 13 min

Why is Michael being called to Fromm's office? The class is afraid that Michael might be fired, but what can they do?

S12·E75 Mytharc

The class is saying goodbye

Jun 23, 2022 · 11 min

Does the class lose Michael and why? The class puts all their love into saving the situation.

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