From back cover:
SOMETHING IS ROTTEN IN RESTWALL KEEP
At Restwall Keep, you've heard that fortune and glory await those bold enough to brave the dangers of the Chaos Scar, a valley carved ages ago by a fallen star. The same tales warn that this Chaos Scar draw wickedness to it. Perhaps you can help stem this tide... and gain some treasure along the way.
Keep on the Borderlands: A Season of Serpents™ (Chapter 1) is a adventure designed for five characters of 1st level for the fall and winter 2010-11 season of the D&D Encounters™ official play program. This Dungeons & Dragons™ adventure includes a full-color battle map, ready-to-play encounters, and DM information on the D&D ENcounters official play program.