【RAYMON】Immorality: My Sister’s Prickly Boyfriend Makes Me Come Again and Again, Volume 4

[no, don’t put that in front of my sister].

Yuya-san’s hot object was relentlessly and violently thrusting into my vagina.

The first time I did this, I was almost crushed by the guilt of having sex with my sister’s boyfriend.
I climaxed over and over again, my body and mind stirred by a sense of immorality and a physical pleasure I had never experienced before.

I’m sure you’re not aware of this, but I’m sure Yuya was drunk and made a mistake, so how could she remember?
–But what does Yuya do the next day?

This is when everything starts to go wrong…