Développeur : Orcsoft - Éditeur : Sekai Project

Marshmallow Imouto Succubus est le jeu d'aventure de Orcsoft sorti en 2023. Sur Steam, 82 % des 22 avis sont positifs. Attention, le jeu n'est pas traduit en français.

Tsukikawa Keisuke had a strange dream. That dream involved his younger sister but instead of her usual, innocent self, she had lust in her eyes. So he finds out that a succubus lurks within her! How will he choose between his innocent sister and the allure of a lustful succubus?!