JUFE-073 The utterly perverted younger brother relentlessly takes advantage of his defenseless big-breasted sister. He tried to seduce his virgin younger brother, but unexpectedly got reversed! Shioka Kanade

I never thought I'd be fucked by my virgin little brother... Popular "Super Stud Brother" series starring Shiori Kamisaki! Shiori's parents divorced in the past, so Shiori lived with her mother while her younger brother lived with his father. As time passed, their parents reconciled and remarried, bringing the four of them back together as a family. Was it because of this complex environment? Shiori's little brother Yuuya had started putting up walls against love and women. Concerned for her brother, Shiori tried to seduce him with lighthearted jokes to ease his heart...