Ecchi na Onee-chan ga, Kasshoku Kyonyuu no Succubus Datta Ken

エッチなお姉ちゃんが、褐色巨乳の悪魔だった件은(는) Unknown에서 개발한 비주얼 노벨입니다. 출시일: TBA. 플레이어 평점: 6.9/10. When he wakes up one morning, the protagonist who is an only child, finds himself having an older sister―― She has tanned skin and a voluptuous bod...