Mutant Girls Squad , Sent Shjo Chi no Tekkamen Densetsu? , literally translated as Fighting Girls Legend of the Blood of the Iron Mask is a Japanese film by Noboru Iguchi, Yoshihiro Nishimura and Tak Sakaguchi. The film is about Rin, a sixteenyearold mutant girl who meets a gang of rebel mutants who aim to take revenge on humans for persecuting their race. The film had its international premiere at the New York Asian Film Festival in 2010.
Under the instruction of Kisaragi and Rei, Rin begins training, wearing an iron mask until she can control her powers. While in training, the tentaclearmed Yoshie Suzuka Morita tells Rin about Reis past only three years ago, Rei had been a freak show attraction at a circus, and the only person to show her compassion and acceptance was a human boy who gave her a gold cross necklace. When the townsfolk killed the boy for loving her, Reis hatred for humans was born. Rin later finds the necklace after Rei accidentally drops it after a training session.When Rin achieves control over her powers much sooner than Kisaragi had expected, he orders her, along with Yoshie, to infiltrate an antiHiruko conference and attack a high ranking general named Koshimizu. Rin and Yoshie successfully take out Koshimizu, but find themselves unable to kill some innocent surviving humans. Rei, under Kisaragis orders, kills the survivors. ........
Source: Wikipedia