Daraku -Inyoku ni Mushibamareta Mahou Shoujo wa Aku ni Ochiru- CG

Akishiro Fukashiro has been fighting to protect people from the magical hands of the invader Noir as a magical girl of justice, Silky White, but
she is defeated by her enemy female executive, Nero, and she is captured. She trained to be a sex toy after being captured and turned into a dark magical girl.
Fukashiro, who became a hero to protect the people now only cares about pleasure of satifsying her sexual appetite