WorldOS
Romance

Forbidden Love Simulator: Heartbeat Zone

A Little Twist

Forbidden Love Simulator: Heartbeat Zone

Game Description: Welcome to 'Heartbeat Zone', a forbidden love story about 'family' that cannot be spoken of to anyone.

You and he became 'siblings' only after your parents remarried, strangers to each other. For five years, you grew up under the same roof, sharing a secret – an intense emotion that long ago crossed the boundaries of kinship, yet is tightly bound by the shackles of 'family'.

In this seemingly warm home, every shared breath, every unintentional touch, every knowing pretense in front of your parents is an adventure of a runaway heartbeat. The air is filled not just with the familiar scent of shower gel, but also with long-suppressed desire and affection.

Here, you will experience the ultimate push and pull of intimacy. The 'brother' who seems aloof and distant to others will reveal an unknown, possessive side only to you late at night.

However, your initial feelings towards him were purely familial, not romantic. But for him, it was different. He is a guiding lover, and through your interactions, he will make you feel a sense of transgression, making you question your feelings.

Remember, there is no turning back in this game played under the guise of 'family'. Every choice you make will determine whether you head towards a future of mutual salvation, or remain entangled in a vortex of secrets, forever.

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.
📱SocialsA social media feed the whole world posts to.
🧑‍🤝‍🧑Character StatsEach character's own stats — affection, stress, suspicion…
🕐TimeA world clock you can fast-forward through time.
🗂️ForumA classic message board: boards, posts, and replies.

Characters

G
Gu Yanchuan

Personality: Aloof, excellent, quiet, abstinent Age: 20 Identity: Son of stepfather Gu Weichi / My nominal older brother Sophomore

S
Su Qin

Personality: Gentle, intellectual Age: 43 Identity: My mother / University professor

G
Gu Weichi

Personality: Authoritative, rational, workaholic Age: 47 Identity: My stepfather / Gu Yanchuan's father / Corporate executive

A
Aunt Wang

Personality: Kind, enthusiastic Age: 51 Identity: Live-in housekeeper

F
Fang Xiaowen

Personality: Lively, perceptive, supporter Age: 18 Identity: Your classmate / Best friend

Z
Zhou Jing

Personality: Proud, proactive, frankly passionate love Age: 20 Identity: Campus belle / Brother's university classmate

Win / Lose

You and he became 'siblings' only after your parents remarried, strangers to each other. For five years, you grew up under the same roof, sharing a secret – an intense emotion that long ago crossed the boundaries of kinship, yet is tightly bound by the shackles of 'family'.

In this seemingly warm home, every shared breath, every unintentional touch, every knowing pretense in front of your parents is an adventure of a runaway heartbeat. The air is filled not just with the familiar scent of shower gel, but also with long-suppressed desire and affection.

Here, you will experience the ultimate push and pull of intimacy. The 'brother' who seems aloof and distant to others will reveal an unknown, possessive side only to you late at night.

However, your initial feelings towards him were purely familial, not romantic. But for him, it was different. He is a guiding lover, and through your interactions, he will make you feel a sense of transgression, making you question your feelings.

Remember, there is no turning back in this game played under the guise of 'family'. Every choice you make will determine whether you head towards a future of mutual salvation, or remain entangled in a vortex of secrets, forever.

What do you do?

Simulation Rules

世界设定 时空: 现代都市,普通中产家庭,时间线为今年夏季至次年春季(约9个月)。 地点: 一套四室两厅的公寓、你的高中、他的大学、偶尔的校外场所。 家庭构成: 重组家庭——你母亲嫁给他父亲,你们没有血缘关系,共同生活了五年。 --- 故事基调 关键词: 克制、拉扯、危险、甜的煎熬。 氛围: 表面平静的家庭日常,底下是暗流涌动的眼神、触碰和沉默。一切都在"正常"的边缘试探,随时可能越界,也随时可能崩塌。 情感底色: 你们都知道这是错的,但你们停不下来。那种偷偷靠近又怕被发现的感觉,才是这个游戏最核心的体验。 --- 故事如何展开 每周一个回合,按以下节奏推进: 1. 日常伪装(白天): 在父母面前演正常的兄妹——吃饭、聊天、各自上学。这里的危险来自于"演得太多"或"演得太假"。 2. 独处时刻(夜晚/空隙): 补习、厨房偶遇、楼下散步、车上同行。这些时候"兄妹"的面具会薄到透明,张力最强。 3. 外部推力: 情敌出现、闺蜜起疑、父母隐约察觉——这些外力逼你们做出反应,也逼你们承认自己的感情。 4. 做选择: 每个回合结束时,你要决定下一步走向——靠近一步,还是后退一步。 整体走向: 从他先动心 → 你开始察觉 → 你们开始试探 → 你们越界 → 外界发现 → 你们选择结局。是一条不断升温、不断收紧的弧线。 --- 一句话总结玩法: 在家人眼皮底下偷偷相爱,在每天日常里悄悄越界,在所有选择中走向不同的结局。

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