If you want to enter the Braccus Armoury you should finish A Fate Worse Than Death to unlock Source abilities as you'll need Bless for a few things. 1. * Go to the Sanctuary of Amadia and speak to the residents there. 2. * You'll learn Gareth went off to an old armory that holds the weapons of Braccus Rex, their only hope for escaping the Magisters and their Shreikers. 3. * Travel north to the old armory to find Gareth surrounded by Magisters. 4. * Kill the Magister party and speak to Gareth. 5. * Gareth will tell the player that they should leave, return to the sanctuary and speak to him and then Gratiana. This quest intertwines with The Eternal Worshipper. 6. *