M004 is a 60 meters tall mechamusume, she has short blue hair and a powerful body suit, armed with several weapons, mechanical tail and wings. She has been built with the duty to defend humanity from dangerous and big threats. Unlike the previous models, she has a human personality and can show interest, rage, sadness and many other emotions, many scientists started to believe she has a soul. She likes humans and she is curious about them, but her size can bring often to “collateral damages”