In the adventure, the players must explore an abandoned dwarven fortress called the Forge of Fury in order to stop an evil cleric named Thaydul from using the forge to create an army of undead soldiers. Thaydul has taken over the forge and is using its powerful magical forge to create the undead soldiers.

The players must journey to the Forge of Fury and explore the abandoned fortress, searching for clues and facing challenges such as battles against Thaydul's minions and traps set by the evil cleric. Along the way, they will encounter a variety of allies and enemies, including a group of dwarves who are fighting against Thaydul and a group of thieves who are searching for treasure in the abandoned fortress.

Ultimately, the players must find a way to stop Thaydul and destroy the forge, either by disrupting the forge's magic or by defeating Thaydul and his minions. The adventure includes a variety of challenges for the players to overcome, including battles against powerful foes, puzzles to solve, and moral dilemmas to confront.