Yome no Imouto no Amai Yuuwaku ~Onee-chan Yori mo Kimochi Ii Desho♪~

"So, are you sexually frustrated, big brother? Are you having sex with big sister properly?" While I was tutoring my sister-in-law, Mimori, I was suddenly left speechless by this sudden question. "But you're so rock hard, how much cum have you been holding in?♪ I guess I have no choice... In that case, I'll lick you right here and now☆" Mimori curls the corners of her mouth in a mocking tone and offers a sweet, melting temptation. "...I refuse. No matter how much you try to seduce me, it's useless...!" "Hmm, I see... You're married, after all. You can't do anything naughty... Hehe♪ Well, how about this~☆" With that, Mikami lifts up her uniform...