【Inter Heart】Iinari Sisters Color: The Perfectly Matchless Bra-Con Student Council President Misaki Hoshimiya [Android Version].

Story
The homely protagonist, [Shinta], pushes his talented older sister, [Misaki], over the edge.
It’s not an exaggeration to say that the older sister’s repeated seduction of skin-to-skin contact heightened her sexual desire, and she even saw her older sister masturbate to climax with her as a side dish.
Shinta pushes her down while he was doing the crossword with her.

Characters
[The perfect, unapologetic, braconic student council president]
Misaki Hoshimiya (CV: Soramaru)
The student council president with excellent grades, a good eye for detail, and a talent for both literature and sports.
The idol of the school, supported not only by the opposite sex, but also by the same sex, and has earned the grand trust of the teachers.
She is a perfect person, but behind her perfect face, she is a bit of a brat and values the time she spends with her brother above all else.