Prestige exclusive actress 'Manaria Aine' is my favorite big sister! My sister, who had just started living alone, suddenly showed up at my house drunk. Seeing my sister lying down in a revealing outfit, I couldn't help but get an erection, and she ended up finding out and playing with it... My sister, who suddenly declared that she would live with me, threatened me with words like 'You have to do whatever your big sister says.' and tempted me with her sexy body at every opportunity! In order to make a counterattack against my sister, who was escalating things after breaking through the barrier between siblings, I ordered a certain cosplay and toy. While carefully observing my sister's not entirely unwilling expression, I pushed her down and started to punish her...
