No place for the innocent.
Housing both the Rogue's quarters and the Warlocks Sanctum it is not advised to linger too long on the row.
Or even enter it. Not if you want to come out the other side.
Dark and sheltered it is the perfect place for those who wish to partake in any activity they'd like to keep secret from the world at large, be it perfecting their pick pocketing, summoning demons or fencing stolen goods.