SCOP-499 My cousin's older sister, whom I hadn't seen in a while！！As we drank and talked, she unexpectedly turned into a nymphomaniac？ As her adult allure gradually seduced me, could I keep my virginity with the girlfriend I love！？

Film Introduction

The older cousin who played with me when I was little. However, we hadn't seen each other in a while. Time flew by and I grew up, and then I got my first girlfriend！！When I saw her again after so long, she had become such a slutty sister. As we drank more, she became increasingly liberated, revealing her true nature and turning into a total slut！Could I protect my virginity？！