Anime XXX - Armored Knight Iris 02

Based on the game by Black Lilith. People migrated to space, and the space federal government, which was managed by a variety of species including humans, maintained public order and security. Iris and her partner Mei Ling are ace pilots with the 101 special unit of the federal army's SSF. Iris is captured and taken to a whorehouse on Mirion, a city ruled by the enemy forces, during one of the battles. She is compelled to wear a devil's collar around her neck, which explodes if she tries to flee.