Tiny-Titted Girls Gets Ravaged Mizuki

Storyline: Mizuki doesn't go home until dark after school. As her body grows into adolescence, the number of times her father asks her to do it increases. One day, when she returned home, she found a lot of strange shoes at the entrance. "Welcome back. I've been waiting for you. Now, come over here." There are some old men there that I don't know. He tries to run away, but is caught and thrown into the ring...