During the Black Fleet Crisis, Joi was hired to work on the Qella remains found on Brath Qella. An exobiologist, she was a member of Alpha Blue and in 25.5 ABY was a member of a xenobiology team analyzing the Yuuzhan Vong.
- Tyrant's Test (First appearance)
- The New Jedi Order: Agents of Chaos I: Hero's Trial
- The New Jedi Order: Balance Point
- The New Jedi Order: Destiny's Way (Mentioned only)