An officer of the Rule of Man who was stationed at a naval depot on Santry/Core when a terrorist movement arose and destroyed the base. The officers sealed themselves into a deep subterranean bunker to await aid and went into cold sleep. By -250, all the berths except al-Zena's had failed. She was discovered by an archeological expedition from the civilization that had survived on the surface and revived.
With her help the Santrian scientists were able to comprehend much of the archived technological data they found, and they were able to get back in contact with neighboring worlds, first with sub-light drives, then with scavenged jump drives, and finally with newly-built jump drives.