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 would be squid by my virgin brother... Shiori Kamisaki appears in the popular "Unequaled Younger Brother" series! Shiori's parents have divorced in the past and Shiori lived with her mother and her brother with her father. Eventually, time passed and her parents got back together and remarried, and the four of them lived as a family again. Due to such a complicated environment, Yuya, Shiori's younger brother, started to build walls against love and women. Shiori, who is worried about her brother, tries to loosen his heart, and she seduces him with a light joke.