The contents of the diary you brought from the Research Center is encrypted. Xenophon ordered you to take it to Gerania and ask her to decode it.
Step 1. Talk with GeraniaKnown as the best document restoration expert in Elysea. She is now restoring the ancient documents of Daevas in Sanctum..
Step 2. Talk with HygeaA Guardian of Life found in the Lyceum of Sanctum. She teaches skills to Clerics and Chanters..
Step 3. Talk with XenophonA military researcher who studies at the Library of the Sages in Sanctum. Known to be a brilliant strategist..
Step 4. Talk with NerisonA Daeva of Zephyr dispatched to the Research Center Overwatch in Heiron. His main mission is to deal with the Lepharists..