たった一度の過ちでおしまいになるお兄ちゃん。
1個前の投稿漫画はみはりとお互いに生やして、こっちはセルフで。
まひろちゃんは色んなルートで孕めていいですね。
（肌は出てないんですが腹ボテメインだと運営から後で18禁指定されるので18禁にしてます。）

With just a single mistake, onii-chan is done for.
The manga one post ago was about him mutually conceiving with Mihari, this one is on his own.
It's nice to see Mahiro-chan pregnant, no matter how.
(there's no exposed skin, but since it's about pregnancy, the management told me to mark it NSFW, so there we are)