Nazrul Abdullah is a person that was reincarnated. Before that he do not know why he died. He is someone that can be called a person that has lost his own aim after struggle to fit into the society. Then, in this reincarnation he want to change himself, no more living without any aim because it is something that torment him everyday. Then in this live with a new start he aim to make his own harem so that he will get all beautiful women. http://animetaken.blogspot.my/2016/01/iron-blood-overdrive.html