A new adventure for levels 1-3. While journeying through the treacherous peaks of the Ul Dominor mountains, the heroes are caught in an avalanche! They find the road ahead blocked by rubble "“ as well as the road behind. But the avalanche opens a cave in the mountainside, leading to a labyrinth of dark, forbidding caverns. With nowhere else to go, the heroes make their way into the unexplored cave, and soon find themselves battling duergar cultists with a sinister agenda...