My brother really wants to fuck my sister...!? A perverted older brother openly expresses his desires towards his pure little sister while giving her sexual education!? Innocent Mai-chan obediently allows her big brother to touch her body and play with her legs... Her brother shows off his hard cock and teaches her about the workings of a man's body, step by step! Mai-chan, being the good girl she is, diligently follows her brother's instructions and strokes his erect penis...

どうしても妹とヤリたい…！！シスコン兄貴が下心丸出しで妹に性教育！？純粋な妹のまいちゃんはお兄ちゃんの言うとおりに身体を触られ、お股をいじくられる…。兄は勃起したチ○ポを妹に見せ、男の身体の仕組みを手取り足取り教えてあげる事に！！真面目なまいちゃんはお兄ちゃんの言うとおりに勃起したチンポをしごき出すのだった…。