If one of your members of your family were in trouble or one of your good friends you would probably try to do something to help him or her out. Nier's daughter is sick, she is infected with a deadly virus called the black scrawl virus and Nier wants to find her a cure as a father would normally do anything for his children. Nier travels around a dark diseased world, Nier is facing many fights and combats fighting dark enemies that are very evil using his magical powers and weapons, on this journey he will discover a lot of things related to him and to his daughter and her disease.