Ore no Imouto to, Imouto no Tomodachi ni Motto Nama de Nakadashi suru. | I'll Cum Inside My Little Sister, and Her Friends Too

This full-color doujinshi by ohtomo takuji follows a protagonist involved with his little sister and her friends. The completed work features a harem of schoolgirls in various explicit situations, including footjobs and handjobs. It is uncensored and includes mature themes such as incest and nakadashi.