From the front page of the PDF:
A Two-Round Dungeons & Dragons® Living Greyhawk
Iuz’s Border States Metaregional Adventure
After years of scheming, the chromatic dragon cultists take a daring new step as they move toward the completion of their plans, and you are recruited to thwart them. Meanwhile, the Drinkers of the Midnight Cup want you to help investigate a startling new connection between the cultists and Iuz. Finally, another party wants your assistance, too, for what could be the strangest mission you’ve ever undertaken. What does all this mean? You’re going deep into lands swarming with orcs, demons and undead to find out. A two-round Iuz’s Border States metaregional adventure for APLs 10-16. This adventure includes untiered encounters and an extended play opportunity.