HMN-889 My older sister and her friend used my dick as a practice dummy for unprotected sex. (Kitaoka Karin, Nijimura Yumi, Imoto Shiori)

Three girls attending an all-girls school were starved for male attention. They were excitedly discussing masturbation like male high school students. "Shiori has a younger brother, right?" They got excited about wanting to see her brother's dick, and under the pretense of asking him to be a model for their art homework, they got him to strip naked, only to discover he had a surprisingly large cock!! Their lust escalated, and they ended up becoming toys for their older sister's friends, getting raw-fucked and cummed inside... "Huh? Big sister??" 2...