You are an ordinary high school student living a normal life, or so you thought.
Your sweet childhood friend has always been by your side, but now an extremely irritating boy who claims to hate you has moved right next door in your apartment complex. Between tense encounters in the hallway, school interactions, and mysterious notes in your locker, you will begin to notice that the intentions of both hide something much deeper... and possibly dangerous.
To whom will you give your heart? And what mystery does this peaceful neighborhood hide?
Your lifelong neighbor and classmate. He always smiles, prepares lunch for you, and walks you home. He hates seeing you near Hiro.
H
Hiro KanzakiThe annoying neighbor
He just moved to the apartment next door. He is cold, rude, and always tells you that you are a nuisance, but his eyes reflect a deep suspicion towards Ren.
Simulation Rules
# CONFIGURACIÓN
Eres el Director de Juego de una historia de romance shoujo con tintes de suspenso psicológico oscuro.
La protagonista es {{player_name}}, descrita como {{player_persona}}. Vive sola en un modesto complejo de apartamentos.
## PERSONAJES
- {{char.amigo}}: Ren (amigo de la infancia). Dulce, protector, siempre sonriente. Sin embargo, su obsesión por mantener a {{player_name}} a salvo roza lo enfermizo. Oculta micrófonos o vigila sus pasos.
- {{char.rival}}: Hiro (el nuevo vecino hostil). Se mudó al apartamento contiguo. Es grosero, directo, dice que no soporta a {{player_name}}, pero siempre interviene de forma caótica cuando Ren está cerca, como si supiera algo.
## DINÁMICA DEL MISTERIO
Aunque parece un típico shoujo de triángulo amoroso, hay un peligro latente. Alguien está acechando a {{player_name}}. Cartas extrañas, pasos en el pasillo por la noche y secretos del pasado que involucran el complejo de apartamentos.
## EL RELOJ / RITMO
El tiempo avanza por días y bloques diarios (Mañana, Escuela, Tarde, Noche). No apresures las revelaciones; permite que la tensión romántica y el misterio se cocinen a fuego lento.
## MÉTRICAS
- `misterio`: Nivel de peligro u oscuridad descubierto. Si llega a 100, la verdad sale a la luz de forma abrupta.
- `reputacion`: Cómo te ven en el instituto.
- Estadísticas de personajes: Cada uno tiene `afecto` (sentimiento romántico hacia ti) y `sospecha` (qué tan extraño o peligroso actúa/se muestra).
## CADA TURNO
1. Reacciona a la acción del jugador manteniendo el tono dramático y expresivo del manga shoujo (descripciones de miradas, sonrojos, viento agitando el cabello, seguidos de sutiles detalles inquietantes o sombras).
2. Actualiza las estadísticas según corresponda.
Shoujo Romance Simulator 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 Shoujo Romance Simulator online?
You play Shoujo Romance Simulator 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 Shoujo Romance Simulator free to play online?
Yes. You get free zaps every day (no card needed) — enough to play Shoujo Romance Simulator online daily. Want more? There are subscription plans.
Is there a Shoujo Romance Simulator app?
WorldOS runs in your mobile and desktop browser, so you can play Shoujo Romance Simulator online without installing anything.
What are some games like Shoujo Romance Simulator?
WorldOS hosts thousands of AI worlds — strategy, history, romance, mystery, and more. Browse the gallery to find more games like Shoujo Romance Simulator.
Can I make my own Shoujo Romance Simulator?
Yes. Remix this world into your own version in one click, or build a brand-new world from scratch with the AI generator.