From the front page of the PDF:
A One-Round D&D LIVING GREYHAWK®
Iuz Meta-Regional Adventure
Tamatar Chenchenka, codename “Little Voice”, was sent to infiltrate the gnomish slaves at work on the Groaning Mines – deep within the terrible Howling Hills. For three years, this loyal undercover agent has endured every indecency known to gnomes; all the while providing The Drinkers with valuable information regarding the Old One’s economy...until now. Now her voice has gone silent. Now it is time for her to come in ... from the cold. A Living Greyhawk adventure designed for APLs 6-14.