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某天成为妹妹

某天成为妹妹

海伦幻想制作组 · 海伦幻想制作组 · Dec 31, 2025
Casual RPG
Delayed observation Observed
0
Last tracked
1
All-time peak
n/a
Δ 24h
Player count last observed
Live player data is temporarily unavailable; historical values remain visible for context.

某天成为妹妹 - Steam Charts & Historical Stats

《某天成为妹妹》是一款短篇galgame。在期中考后,林煦接受了夏璃的告白,二人成为了情侣。但双方父母却因家长会相识相认相恋,两个单亲家庭阴差阳错成为了一家人——校园情侣竟成兄妹?!甜蜜轻快的恋爱日常,奇妙的身份重叠,由此展开! Explore historical player activity and pricing for 某天成为妹妹. Player-count data was last observed Sep 27, 2026.

Price
$1.99
Genre
Casual
Developer
海伦幻想制作组

某天成为妹妹 player count and price summary

Current players
Unavailable
All-time peak
1
24-hour player change
Unavailable
Current US price
$1.99

Player count last observed . Values marked unavailable are not estimated.

All-Time Peak

1
Aug 2026

Estimated Owners

0 .. 20,000
Estimate via SteamSpy

Game Insights

Buy Verdict

Wait — $1.99.

Wait for upcoming sale in ~3 days for potentially better pricing.

▬ ~3 days until next sale
Player count

Activity Heatmap

UTC+0 (Your Timezone)
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Peak Activity
0
Avg Activity
0
Active Hours
78%
Sample coverage
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Price History

Lowest Price
$1.59
Jul 2026 across all regions
Current Price
$1.99
US region

No Recent Price History

Price history data will appear here once more pricing information becomes available.

System Requirements

Platform Support
Windows
Windows Requirements
Minimum:
Minimum:
  • Requires a 64-bit processor and operating system
  • OS: win11
  • Processor: 无限制
  • Memory: 696 MB RAM
  • Graphics: 无限制
  • Storage: 696 MB available space
  • Sound Card: 无限制
  • VR Support: 否
  • Additional Notes: 无
Recommended:
Recommended:
  • Requires a 64-bit processor and operating system
Pricing
Paid Game
$1.99 (USD)

Additional Information

Categories
Single-player Custom Volume Controls Keyboard Only Option Mouse Only Option Playable without Timed Input Save Anytime Subtitle Options Family Sharing
Supported Languages
Simplified Chinese

Current Pricing

💰
$1.99
Regular Price
Historical low: $1.59 (Jul 2026)

Additional Information

🇧🇷 DEJUS Rating
l
Brazilian rating
🇩🇪 Steam Germany
0
German classification
🆘 Support
🎁 Purchase Options
1
package options

Developer Analytics

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About This Game

《某天成为妹妹》是一款短篇galgame。在期中考后,林煦接受了夏璃的告白,二人成为了情侣。但双方父母却因家长会相识相认相恋,两个单亲家庭阴差阳错成为了一家人——校园情侣竟成兄妹?!甜蜜轻快的恋爱日常,奇妙的身份重叠,由此展开!

Detailed Description

游戏内容简介:

“林煦!我喜欢你!”

在期中考后,夏璃向她的同桌林煦告白了。

林煦欣然答应,于是他们成为了班上的一堆“秘密情侣”。

虽说二人约定不要对外公开此事,但——因为互动太甜,所有人都看出来啦~!

但与此同时,二人的父母却因期中考后的家长会相识相认相恋,两个单亲家庭竟在不久后便阴差阳错成为了一家人...

“你就是要成为我哥哥的人!!!???”

太离谱了!这一定不是真的吧......!?

——校园情侣竟成兄妹?!不行不行,一定不能被别人知道啦!

甜蜜轻快的恋爱日常,奇妙的身份重叠,由此展开!

人物简介:

林煦 (故事的男主人公,也就是你!)

性别:男|身份:夏璃的同桌 → 恋人 → “哥哥”

温柔沉稳,成绩优异,十分可靠。

对身边的人都很温柔,却唯独对夏璃,会多一份特别的耐心,无奈,或是...宠溺?

——当然,这些他绝不会承认。

在学校里,他是辅导夏璃作业的好同桌。

在家里,他是那个会照顾夏璃,但偶尔被她乱闹得没脾气的温柔“哥哥”。

林煦从不主动夸自己,但他知道——

不管身份是“同桌”,“恋人”,还是“兄妹”,

他喜欢夏璃这件事,从来没有变过。

夏璃 (同桌!女朋友!以及——“妹妹”?)

性别:女|身份:林煦的同桌 → 恋人 → 妹妹

活泼可爱,脑洞清奇,撒娇专家。

她的脑回路有时很奇怪,作业错误能够一错再错,

但有时候又能突然秒解题型,让林煦怀疑她是某种难搞定的奇怪生命体。

她爱撒娇,缠着好同桌林煦。

也善良真诚,有时候意外地很认真。

在学校,她像一只活蹦乱跳的小动物,动不动就把林煦弄得哭笑不得。

在家里,她会抢他被子,抢他零食,会时不时想要钻进他的怀里。

她喜欢林煦,也依赖林煦。

当命运突然让他们从“恋人”变成“兄妹”,

她的心里依旧只有那一句:

 “我的林煦,我的哥哥,

 也是我最喜欢、最想依靠的那个人。”

关于这个游戏:

单女主,单个好结局。

大约7w字短篇,1.5小时游戏时长。

6张cg(不包含差分),2张sd,1首人声ed。

关于这个游戏你可能要知道的点(玩前须知):

游戏内容很短,没有选项

只有夏璃一位女主角

只有6张cg

ed载入需要一段时间,请耐心等待

背景使用了免费商用的背景素材,人声ed为acestudio免费商用虚拟歌姬

音乐来源为音乐の卵

ed会动的头发和眼睛为ai合成,使用了ai视频清晰度修复

制作组名单:

海伦幻想制作组成员——幸_sei,栗子语LZL,草草

主催/剧本:幸_sei

UI:栗子语LZL

美术:安娜金,猫溪

演出/整合:草草

人声ed词/曲:栗子语LZL

编曲:陈慧民

人声音乐合成:Ace Studio绮萱

Frequently Asked Questions

Is 某天成为妹妹 worth buying right now?
Wait — $1.99. Wait for upcoming sale in ~3 days for potentially better pricing.
When does 某天成为妹妹 go on sale?
Wait for upcoming sale in ~3 days for potentially better pricing.
Is 某天成为妹妹 free to play?
某天成为妹妹 costs $1.99 on Steam.
What genre is 某天成为妹妹?
某天成为妹妹 is a Casual, RPG game.
Who developed 某天成为妹妹?
某天成为妹妹 was developed by 海伦幻想制作组 and published by 海伦幻想制作组.
What platforms does 某天成为妹妹 support?
Available on Steam for Windows.