Webhe also gives you the arrow of extrication so that you can unlock a door no other key can open, as well as the imperial sewer key. He has written down the entire. Webactivate the giant hourglass, the glass of time to unlock the 'old way' escape tunnel. This step is optional, due to a game glitch that will allow the hero to enter the sewers. Webfence over 1000 gold worth of stolen goods to unlock this quest. Once you've reached the required amount, travel to the imperial city waterfront. Use the wait menu to pass 24.