【234d】Succubus Sisters Want to Show You

[synopsis]
The sister who lives next door to me in my apartment is a schoolgirl who is four years older than me.
I was raised like an older sister and a younger brother from a very young age.
I secretly admired my sister, who was becoming more and more beautiful.

I’ve been asked to help her with her studies during the summer vacation.
She accidentally finds out her sister’s secret backstory.

I found out my sister’s secret, and she gave me a sexy reward…

When I was a child, I was possessed by a succubus, and my sister wanted to show me.
This is a story about a young girl who was possessed by a succubus.
There is no inversion.

Manga 23p (H scene 19p)