A One-Round Living Greyhawk County of Urnst Regional Adventure
From the introduction:
Radigast City is under siege by the Lord of the East by day, while hordes of evil fiends roam the streets by night. Actually knowing a way out of the city is a comfort you don’t possess, but at least lots of opportunities for death and dismemberm... err, for glorious adventure abound! Look on the bright side. It will all be over before the night is done.
For character levels 2 - 4.