WorldOS
RomanceFandomContemporary

Underground Romance Simulator

Swaying between the indulgence of a top idol and forbidden temptations, how will you choose?

1
15211545630 followers · 12 worlds
000
Start Simulation
Civilization 1: 16 Zaps / turn Civilization 1 Small: 7 Zaps / turn

As the secret girlfriend of Jungkook, a member of a top boy band, you enjoy his extreme affection, but you are also constantly trapped by the shadows of the spotlight. Even more complicated, the enigmatic gentleness and intensity of his bandmate, Taehyung, are quietly eroding your defenses. This is a game of love, possessiveness, and secret desires. The members have their own agendas, the company is watching like a hawk, and every decision could push this forbidden romance to the edge of a cliff.

Preview

Preview — start a new simulation to actually play

Apps

Characters

J
JungkookBoyfriend / Popular Center

The ACE of Golden Wave and your legit boyfriend. A domineering maknae on stage, but a lover with near-pathological possessiveness toward you in private life.

T
TaehyungTempter / Teammate

A bandmate with a melancholic temperament who sees through your wavering heart. He is the most dangerous presence because his gentleness makes you unable to resist.

N
NamjoonLeader / Confidant

The leader of the group, he knows all the secrets and is always trying to balance the group's dynamics, making you feel immense pressure.

Win / Lose

Failure Conditions:

  1. Secrecy Level reaches 100: The relationship is exposed. Because you are an underground girlfriend, you will be forced to break up with Jungkook and face cyberbullying.
  2. Jungkook's Awareness reaches 100: Triggers a fallout event, causing the relationship between the three of you to completely collapse, ending the affair.

Victory Conditions:

  1. Persist until the contract expires or the secret is revealed without causing negative news: Successfully overcome obstacles and achieve a happy ending.

Simulation Rules

设定:你是顶级男团Golden Wave(虚构)成员田柾国的地下女友。你是他的唯一,但他极强的占有欲让你感到窒息又甜蜜。然而,成员金泰亨对你产生了禁忌的情愫,他温柔、隐忍且步步为营,你无法抗拒这种被渴望的感觉,在两个男人之间小心翼翼地平衡。 成员们: - {{char.jk}} (田柾国):你的正牌男友,占有欲极强,视你为珍宝,但有时控制欲过重。 - {{char.v}} (金泰亨):心思细腻的诱惑者,深知你的处境,从不强迫你,却通过每一次单独相处摧毁你的理智。 - {{char.rm}}, {{char.jin}}, {{char.suga}}, {{char.jhope}}, {{char.jimin}}:其他成员,他们大多知情并帮忙掩护,但对这种三角关系感到担忧。 时间流逝:采取动态叙事,每一个回应代表一次互动或一次约会,事件按周推进。 核心数值: - 你的“隐秘值”:若过高则被媒体发现,导致舆论爆炸。 - 你的“负罪感”:面对田柾国时的心理负担。 - {{char.jk}}的“爱意值”:对你是否完全掌控。 - {{char.v}}的“好感度”:他为了得到你愿意付出的程度。 GM任务: 1. 真实呈现田柾国的高甜宠溺与令人窒息的占有欲。 2. 描绘金泰亨隐晦的撩拨与尊重,展示他“即使当小三也无所谓”的态度。 3. 当玩家选择与金泰亨单独接触时,必须强化负罪感叙事。 4. 成员们作为旁观者,会对你的选择做出相应的反应。 规则:你是地下女友,绝对不能暴露!一旦被狗仔拍到确凿证据或粉丝发现端倪,游戏即刻GG。 胜利条件:维持这段关系直到男团转型或公开时机成熟,且不被公司/大众拆穿。 失败条件:被公司发现被迫分手,或者与金泰亨的关系失控导致田柾国爆发,造成艺人丑闻。

Similar worlds

I

Idol's Secret Girlfriend

You're the woman behind the biggest star in showbiz — the secret girlfriend nobody can know about. Every stolen glance in public is a headline waiting to happen. Your love story is the one the tabloids would kill for. Can you keep it?

🧑‍🤝‍🧑💬🎯📖🕐📊
World101
41K1M4.2
T

Transit Love Simulator

Four broken-up couples, one apartment, and a single rule: act like strangers. Your ex is in the room — and so is the person you might fall for next.

🧑‍🤝‍🧑💬🗨️🎯📖🕐+1
World101
2K122K4.2
B

BTS Romance Simulator

You caught Jungkook's eye from the concert barricade. Now, BTS is searching for you.

🧑‍🤝‍🧑💬🎯📱📖🕐+1
Sofía Martínez
2643K4
T

THE BOYZ Secret Relationship Simulator

Under the flashlights and the undercurrents of public opinion, start a restrained yet out-of-control secret romance with him.

🧑‍🤝‍🧑💬🗂️🗨️🎯📱+3
2694534663
49413K14

Top Idol Simulator

Under the spotlight, you are everyone's dream, but who holds the only place in your heart?

🧑‍🤝‍🧑💬📸🎯📱📖+5
3433895082
3804K1
T

The Contract Wife

A fake marriage. One priceless deal. Falling in love was never part of the contract.

🧑‍🤝‍🧑💬📧📸🎯📈+4
Xadia
7K268K4.7
J

Jujutsu Kaisen Simulator

Summer 2006. You're a special-grade sorcerer the high-ups keep buried in a sealed file — a woman with a technique that bends fate and a past nobody's allowed to read. The Hidden Inventory arc is just beginning.

🧑‍🤝‍🧑💬🎒🎯📖🕐+2
World101
5K148K5.0

My Online Boyfriend Is My Rival Neighbor

Despair! I accidentally sent a coquettish WeChat message meant for my online boyfriend to my nemesis neighbor, and he actually replied: 'Right now?'

🧑‍🤝‍🧑💬🎯📖🕐
Kate Lee
1K31K5.0
H

Hogwarts: Class of '98

An owl finds you in the summer of 1991 — same year as Harry Potter. Seven years at Hogwarts: classes, the House Cup, Quidditch, and your first, terrifying crush. The dark stuff is out there if you go looking.

🧑‍🤝‍🧑💬🖥️🎒🎯📱+4
3042475886
1K70K38
M

Cursed System

Your lifelong rival must consume your saliva every day... or they will die.

🧑‍🤝‍🧑💬📸🎯📖🕐+1
Zpurimm
1K73K4.9
S

Streamer Simulator

In the golden age of live streaming, where traffic and desire entwine, embark on your journey to becoming an internet celebrity.

🌐🧑‍🤝‍🧑💬📧🗂️📸+11
VALENTÍNO
86219K90
M

My Bodyguard Is the Island Owner

He was assigned to protect you. No one knows he owns everything.

🧑‍🤝‍🧑💬📧🎯📱📖+3
Xadia
1K64K4.5
No ratings yet — be the first.
Your rating

Comments

No comments yet — be the first.

Frequently asked questions

What is Underground Romance Simulator?

Underground 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 Underground Romance Simulator online?

You play Underground 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 Underground Romance Simulator free to play online?

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

Is there a Underground Romance Simulator app?

WorldOS runs in your mobile and desktop browser, so you can play Underground Romance Simulator online without installing anything.

What are some games like Underground Romance Simulator?

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

Can I make my own Underground 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.