关于只有我的××能让笨蛋妹妹变聪明这件事 我也超爱冰淇淋！！御津井芭华 用下面的小嘴大口吃撑篇

Mitsui Hana - Only My XX Can Make My Stupid Sister Smart!! I Also Love Ice Cream!! - I'll Make You Devour It With Your Lower Mouth Edition