[IENFH-024]

I Felt Sorry for My Unpopular Brother, So I Agreed to Just Rub Against Him, But We Got So Turned On That My Pussy Got So Wet and Slipped Inside! "Huh!? It's Inside?" But I Couldn't Stop and Ended Up Creampie - Asahina Karen

The younger brother accidentally catches a glimpse of his older sister's panty while she's sitting with one knee raised, trimming her nails, and his heart skips a beat. "I should trim my nails too," he says, taking the clippers from her after she finishes. Back in his room, he keeps various items of hers—her hair ties, socks, used toothbrush—as secret masturbation aids, his space filled with evidence of his feelings for her. Suddenly, the sister walks in without knocking, catching him mid-masturbation. He doesn't have time to hide his cock, and she shrieks, "Kyaa! Sorry!" But when she realizes he's been using her personal belongings to jerk off, she becomes furious. She storms out, but later returns after calming down, knocking politely this time. "We live together, and it'd be awkward if things stayed like this from tomorrow on. Just for today, I'll be your porn. But promise me you'll stop doing this again." And then...