SACE-004 My Cute Younger Sister Icchi And Everyday Cream Pie H (Heart) Ichika Kuroki - Ichika Kuroki (Karen Tojo)

I have a cute little sister, her name is Ichika. Ever since my girlfriend was still crawling, I've been attached to my older brother. Even now, my little sister is still clinging to me. But what is different from before is that her girlfriend's body has changed from being a child to being an adult. "Onii-chan... Sounds like it? Okay... Even if I put it inside... put it in a lot..."