Yvonne was a servant employed by the Terra Family. It was an association that got her killed, courtesy of a terrorist attack and an unregistered telepath. She died reflecting that she hadn't cleared by Bella Terra's study.


DeCandido, Keith R. A. (November 28, 2006). StarCraft: Ghost: Nova. Simon & Schuster (Pocket Star). ISBN 0-7434-7134-2