Helix of Gou : Undead Machine

Susan a young girl lives in a dark world, it is plagued with war and the thirst for advancement in technology. Her father is a Prosthetic Engineer who also worked with the government before the last war. Susan has been wanting a life that was important to those around her. She wanted to make a difference. But there have been rumors of a Group called The Odyssey , destroying buildings and trying to sabotage the nation. Susan has never heard of them until she met the Masked Man.