AMBI-058 Mizuki, a small-breasted girl who was violated and destroyed

After school, Mizuki doesn't go home until it gets dark. As her body develops during puberty, her father starts asking for sex more and more often. One day, when she gets home, she finds a pile of unfamiliar shoes at the entrance. "Welcome home. We've been waiting for you. Come over here." There are some unfamiliar men there... She tries to run away, but is caught and thrown into a group...