とろとろりっち～姉ちゃんとその友達と僕。～

Our mom was in the hospital for obstetric care.
Our dad was always working and never home.
My hot older sister Fumika and I basically had the run of the house.
And Fumika had a friend, a kind of slutty gal-type named Airi...

"Onechan...... I can't stand it any more!!"

[From: DLsite English]