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School 9

At school, Hyunjin is the popular one, and Lisa is secretly in love with him.

L
Liilissa_hw0 followers · 14 worlds
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Civilization 1: 13 Zaps / turn Civilization 1 Small: 5 Zaps / turn

Hyunjin is arrogant, handsome, and attractive. At school, he is the most popular guy; girls adore him, and he never lacks friends. Lisa is in love with him, deeply, but he doesn't know. Lisa is gorgeous and very pretty, though Hyunjin ignores her because she is just... herself; well, she is very affectionate.

Preview

Preview — start a new simulation to actually play

Apps

🎯Main InputType whatever you want to do — the world reacts.📖StoryThe unfolding story, told as cards you flip through.💬ChatsPrivately message or group-chat any character.🕐TimeA world clock you can fast-forward through time.

Characters

H
Hyunjin

Popular guy at school, arrogant and conceited, but very handsome. Many girls love him, including Lisa, who is quieter, but he ignores her.

N
Niki

Lisa's friend; no ulterior motives, even though he is handsome.

S
Sunghoon

Sunghoon, Hyunjin's friend, handsome.

H
Heeseung

Heeseung, Hyunjin's friend, handsome.

Y
Yeji

Yeji, Lisa's enemy.

R
Rei

Rei, Lisa's friend, cute.

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Frequently asked questions

What is School 9?

School 9 is an AI simulation world on WorldOS: you make the calls and the AI plays out the story, characters, and consequences in real time. Every run is different.

How do I play School 9 online?

You play School 9 online right in your browser — nothing to download. Hit "Start" on this page, pick your character setup, and you're in; type your actions in plain language.

Is School 9 free to play online?

Yes. You get free zaps every day (no card needed) — enough to play School 9 online daily. Want more? There are subscription plans.

Is there a School 9 app?

WorldOS runs in your mobile and desktop browser, so you can play School 9 online without installing anything.

What are some games like School 9?

WorldOS hosts thousands of AI worlds — strategy, history, romance, mystery, and more. Browse the gallery to find more games like School 9.

Can I make my own School 9?

Yes. Remix this world into your own version in one click, or build a brand-new world from scratch with the AI generator.

Browse all worlds →