Key of the Inner Chambers

Key of the Inner Chambers is purchased from Archivist Roh-Suir at Tier 2 for 25 Cataloged Research at the Reliquary of Remembrance at Keeper's Respite in Korthia. Use the key to open the Korthian Relic Box at on the southwestern portion of the Vault of Secrets island.

Get to the Vault of Secrets by taking the Flayedwing Transporter at the Necrolord Covenant camp at Keeper's Respite.