Tempest's personal name is Fulgur Servite. Most of his family is/has serving/served in the army. His uncle and father are currently serving in the army, while his brother and sister were both killed while in the army. He worked as a logistical truck driver for the Guesan Civil War. Tempest's mother is a Nusian, while his father is a Guesan. He is described as having a mixed Guesan-Nusian appearance.