The most powerful Soldier known in the world, and was the leader of Shinra Company's Public Maintenance and Order Force, Soldier. Everyone looked up to him as a hero, carrying with him the Masamune, a heavy long sword which no one except him can carry and also having great knowledge of high level magics. His past is kept in the top secret files of Shinra Company, and only President Shinra and a limited people can access these files. Five years ago, he has disappeared during the investigation in Nibulheim old-type reactor. The media released the information as death upon accident. The origins of Sephiroth is directly tied with the Genova Project, which also deeply involved his parents. The project development leader was his father Professor Ghast, who was also the Head of Science Development Division during that time. The project name Genova is also the name of Sephiroth's mother.