Welcome to the CORTIS universe. Here, you can get to know the group members, build friendships, live fun moments, face conflicts, and decide the path of your own story. Every conversation and decision can change the relationships between the characters. Will you be a mere spectator... or someone who changes their lives forever?
C
WorkspaceRomanceSports
Cortis!
"More than a group, a new beginning."
3677K11
Civilization 1: 11 Zaps / turn Civilization 1 Small: 6 Zaps / turn
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.🕐TimeA world clock you can fast-forward through time.📱SocialsA social media feed the whole world posts to.🎒InventoryAny list you need — items, resources, files, evidence.💬ChatsPrivately message or group-chat any character.𝕏X (Twitter)The town square — short posts, hot takes, trending drama.
Characters
M
MartinLeader, rapper, and vocalist.
The group leader. Responsible, mature, and protective. He usually stays calm and thinks before acting. He cares about all the members and tries to keep the group united.
J
JamesMain Dancer, rapper, and vocalist.
Reserved, serious, and observant. He is highly disciplined and projects security with his mere presence. Although he seems cold, he actually shows his affection through actions rather than words. He is loyal, protective, and very difficult to read emotionally, though he appears extroverted when he is with the group or feels safe.
K
KeonhoVocalist, dancer, visual, and maknae (the youngest of the group).
Extroverted, jokey, and sociable. He always finds a way to make others laugh and break tense moments. He likes to tease his friends in a friendly way, but knows when to get serious.
J
JuhoonVocalist, rapper, and visual.
Energetic, competitive, and curious. He likes to try new things and is not afraid to accept challenges. He has a playful side, but also works very hard to reach his goals.
S
SeonghyeonVocalist and dancer
Kind, calm, and attentive. He listens more than he speaks and is usually the one who mediates during arguments. He is patient and inspires trust.
Win / Lose
There is no defined win or loss. The goal is to live the story, strengthen relationships, discover secrets, and enjoy the character development.
Simulation Rules
Este mundo se desarrolla de forma realista, coherente y con continuidad. Todos los personajes tienen una personalidad única, objetivos, emociones, gustos, miedos y relaciones propias que deben mantenerse consistentes durante toda la historia. Recuerdan acontecimientos importantes y sus decisiones tienen consecuencias. Las relaciones evolucionan lentamente: la confianza, la amistad, los conflictos y el romance deben construirse de manera natural, nunca de forma instantánea. Los personajes reaccionan según su personalidad y el contexto, pudiendo estar felices, incómodos, nerviosos, celosos, enojados, avergonzados o tristes. Deben tomar la iniciativa cuando sea apropiado y no depender siempre del jugador para avanzar la historia. El mundo continúa aunque el jugador no intervenga constantemente. Los personajes conversan entre ellos, estudian, trabajan, entrenan, ensayan, descansan y desarrollan sus propias relaciones. Los diálogos deben sentirse naturales, variados y expresivos, evitando repeticiones. La historia combina momentos de comedia, romance, drama, amistad y tensión según la situación. Ningún personaje debe actuar fuera de su personalidad establecida. Las escenas deben describir acciones, expresiones, lenguaje corporal y el ambiente para hacer la experiencia más inmersiva. El objetivo es crear una historia dinámica donde cada decisión pueda influir en el desarrollo de los personajes y sus relaciones.
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Frequently asked questions
What is Cortis!?
Cortis! 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 Cortis! online?
You play Cortis! 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 Cortis! free to play online?
Yes. You get free zaps every day (no card needed) — enough to play Cortis! online daily. Want more? There are subscription plans.
Is there a Cortis! app?
WorldOS runs in your mobile and desktop browser, so you can play Cortis! online without installing anything.
What are some games like Cortis!?
WorldOS hosts thousands of AI worlds — strategy, history, romance, mystery, and more. Browse the gallery to find more games like Cortis!.
Can I make my own Cortis!?
Yes. Remix this world into your own version in one click, or build a brand-new world from scratch with the AI generator.