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|Play time||Very short (< 2 hours)|
|Shops||» JP¥ 1100 @ DLsite|
An insecure little sister barges into her older brother's room and tearfully asks him how she can make her boobs larger. He has no choice but to do his brotherly duties and support her in any way he can. After a lot of trial and error, their experiments do not yield any results, but they do result in the pair growing closer...