G'jusana

G'jusana (Mor Dhona > Revenant's Toll > X: 22 Y: 7 > up the stairs directly across from Aelina, Rowena, & Auriana) is part of the Zodiac Weapons questline. She sells 9 Books that are required to upgrade your Atma weapon into Animus weapon. Each book costs 500 Allagan Tomestone of Soldiery.