This is a story of two sisters and their brother.

The sisters are fond of their brother, but are different in nature.

The eldest sister is more open to him, while the other elder sister is kind of thunder.

When the second elder sister discovered the incestuous relationship between her elder sister and her brother, things start to develop from there.

Apart from the main story, there are many Oneshots included in this series.

If you like to read Incest series, then you should take a look at this one, too!