Azphelumbra, friend.
Ugh, please, pipe down, would you?...I've got such a headache.
It's exhausting to keeping the magic on this gate strong enough to stop the Balaur from escaping.
Do you need through? It leads to the Right Wing Chamber, under the Fortress.
Um, just take that gate over there. Just be prepared to face the Balaur.
If you defeat the dirty monsters, you'll be able to loot all their treasures. If you don't, then...well...so it goes.