All the characters of the kinetic novel have reached the age of 18 years.
Genres: Kinetic Novel, Romance, Ecchi.
A guy named Sora seems like an ordinary Japanese student. However, something about him is different.
Sora has two sisters who feel a strong sexual attraction to him. They want him to feel the same and, for this reason, they intentionally play their erotic games in front Sora, hoping to turn him on.
The girls take every chance to seduce their brother, which means that they do their dirty little tricks not only at home but also in public where everyone can see them.
This has already caused Sora some trouble.
Needless to say, the whole situation has turned Sora into the subject of gossip. His male classmates envy him greatly while all the girls think he is a pervert.
Will Sora`s sisters manage to seduce their own brother? The question remains.