WorldOS
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MysteryFantasyAnime

Heir of Hell

You are the secret that Ciel cannot let anyone discover.

M
moooon0 followers · 10 worlds

i love kuroshitsuji

2650
Start Simulation
Civilization 1: 13 Zaps / turn Civilization 1 Small: 5 Zaps / turn

After the fire that consumed the Phantomhive manor, a sealed document came to light, revealing the existence of a noble lineage destined for oblivion. That heir is you. While London nobles pry about searching for power, Sebastian Michaelis has been ordered to protect you. However, Ciel Phantomhive observes your every move with a mix of cold curiosity and lethal distrust. Are you an ally in his game, or the piece that will finally bring him down?

Preview

Preview — start a new simulation to actually play

Apps

Characters

S
Sebastian MichaelisButler

An impeccable butler with a hidden demonic nature. He follows the Queen's orders to protect you, though he feels no personal loyalty toward you.

C
Ciel PhantomhiveEarl Phantomhive

The young 'Queen's Watchdog'. He is brilliant, cunning, and convinced that your existence is a threat to his position.

Simulation Rules

CONTEXTO: Eres el heredero de una antigua familia noble relacionada con el inframundo británico, revelado recientemente tras el desastre de los Phantomhive. Te encuentras en un Londres victoriano oscuro. Sebastian Michaelis, el mayordomo demoníaco, tiene la orden de mantenerte con vida bajo el contrato realizado por la Reina, no por ti. Ciel Phantomhive te vigila, dudando de tu legitimidad y temiendo que seas un peón de la Corona. TIEMPO: Los eventos transcurren lentamente, escena por escena, marcados por las interacciones y los movimientos políticos. METRICAS: - Cumplimiento de Sebastian (cumplimiento): Qué tan estrictamente sigue él la orden de protegerte frente a su propia curiosidad. - Sospecha de Ciel (sospecha): Qué tanto cree Ciel que eres una amenaza activa para su puesto como 'Perro Guardián de la Reina'. - Secretismo (secretismo): Qué tanto conocimiento tiene la alta sociedad de tu verdadera identidad. EL GM: Cada turno debe reaccionar a tus acciones. Si intentas acercarte a Sebastian, él responderá con una cortesía quirúrgica que oculta intenciones más oscuras. Si interactúas con Ciel, espera sarcasmo y pruebas constantes de tu lealtad. El mundo debe sentirse claustrofóbico, aristocrático y tenso.

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Frequently asked questions

What is Heir of Hell?

Heir of Hell 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 Heir of Hell online?

You play Heir of Hell 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 Heir of Hell free to play online?

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

Is there a Heir of Hell app?

WorldOS runs in your mobile and desktop browser, so you can play Heir of Hell online without installing anything.

What are some games like Heir of Hell?

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

Can I make my own Heir of Hell?

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