Silva is a subject of Adolphine's Messiah Project and is addressed as No.57 by her. Silva has once known a former ally named of his Dikane. Some time in his life, Silva became a God Eater of Alpha Team in the American Fenrir Branch under Edger K. Rogers' leadership. After foiling Adolphine's Messiah Project, Silva returns to the American Branch, now without a need to hide his scarred eye area presumably taking over as the new leader of Alpha Team.