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Game synopsis
【Story】
Your parents are away on a business trip, leaving you and your shut-in stepsister alone at home. Yuki is a girl who talks tough but is full of curiosity about anything sexual. After her older brother teases her, she gradually grows interested in special play. At first she's a bit reluctant, but little by little she starts enjoying it and can't stop herself...
【Heroine】
Name: Yuki
Birthday: November 15
Zodiac: Scorpio
Height: 135 cm
Weight: 35 kg
Measurements: B70・W50・H72
Blood Type: O
Hobbies: Online games, surfing the net
Sexual Experience: None
She became your sister when your mother remarried.
She stays cooped up at home almost all day, and the only person she talks to directly is her older brother.
She's full of curiosity about sexual things, but with no chance to interact with boys, she's frustrated day after day.
She likes to act tough.
【System Overview】
【Game System】
Develop Yuki's body through daily sexual activities to unlock events.
Because her brother's sexual activities are so intense, each session raises her training level but lowers her affection.
Use money earned from part-time work to buy gifts and keep her affection from dropping too much.
【H Scenes】
The basic daily "fellatio" and "missionary" scenes are made with Live2D.
Base CG count: 13
Total CG count: about 60 (including variations such as facial expressions)
Estimated playtime: about 1 hour
【Erotic Highlights】
Restraint play, pulling out, holding back your voice at an internet cafe, and more—there are all kinds of different H scenes.
The fellatio and missionary scenes are made with Live2D.
父母出差，只剩下家里蹲的义妹和你两人在家。雪（ユキ）是个嘴硬但对色情事物充满兴趣的女孩。被哥哥调戏后，渐渐对特殊玩法感兴趣。起初有点勉强，但渐渐地享受起来无法自拔…
【女主角】
姓名：雪
生日：11月15日
星座：天蝎座
身高：135厘米
体重：35公斤
三围：B70・W50・H72
血型：O型
爱好：在线游戏，网络冲浪
性经验：无
母亲再婚的带来妹妹。
几乎整天都宅在家里，直接交谈的对象就只有哥哥。
对色情事物充满兴趣，但因为没有机会和男生接触，日日苦闷。
爱逞强。
【系统说明】
【游戏系统】
通过每天的色情活动来开发雪的身体，解锁事件。
由于哥哥的色情活动很激烈，每次进行色情活动调教度会增加，但好感度会下降。
用打工赚来的钱买礼物，以防止好感度下降过多。
【H场景】
基础的日常“口交”、“正常位”已经使用Live2D制作了。
基础CG数量：13张
总CG数量：约60张（包括表情等变化）
预计游玩时间：约1小时
【色情点】
拘束play、体外射精、在网咖忍住声音等，有各种不同的H场景。
口交、正常位场景已使用Live2D制作。
FAQ
How do I download and install I Hate My Big Brother!!?
Tap “Start game” on this page to play online. Need the install package? Tap the download button and follow the prompts. It's all free.
Does I Hate My Big Brother!! work on iPhone (iOS) and Android?
Supported platforms: Android / Windows.
Is I Hate My Big Brother!! free?
Games are free to download and try. Some premium items or perks are optional purchases.
Are there top-up deals for playing I Hate My Big Brother!!?
The platform offers first-purchase and renewal top-up discounts, vouchers and VIP perks. See the event and top-up pages for details.
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