My Busty Sister Loves Her Little Brother’s Dick

Synopsis

“Because Hiro is inside me…

Sex feels so amazing…? Mmm, ahh…

With this kind of skinship, I’d want to do it over and over again”

One day, the protagonist is caught masturbating by his older sister.

But this becomes the catalyst for him to develop an intimate relationship with Yukina, his real sister.

A sweet and lovey-dovey erotic adventure game where you have passionate sex with your own sister!

Features titjobs and outdoor/school encounters that make full use of her massive breasts…

No matter the scenario, all the action is filled with affection and intimacy.

The heroine has full voice acting with plenty of dirty talk.

The sister’s obscene dialogue is a key feature of the game.

Updates and strategy information available at our homepage “monsteboxF”

https://monsteboxf.sakura.ne.jp/main.html

Scenario: Konyakitsune

Illustrations: Uesaki Take

Voice: Kaminagi Izumi