Baka na Imouto wo Rikou ni Suru no wa Ore no xx dake na Ken ni Tsuite

バカな妹を利口にするのは俺の××だけな件について

Based on the erotic game by Pita Fetish!. To overcome his attraction for his younger sister Hana, Yuuichi Mitsui made sure to enroll at a university far away from his home. Unfortunately, being separated from her only strengthened his feelings. He continues to feel guilty for harboring illicit thoughts when suddenly, Hana shows up at his doorstep on a summer morning, looking more beautiful than e...