The Howling Delve (Forgotten Realms: The Dungeons)

Explore some of the most dangerous places in the Forgotten Realms -- The Dungeons!An orphan mage returns to the only home she's ever known to find if transformed into a dungeon, her former master missing or trapped within. To make matters worse, the thieves that hold the dungeon won't let her leave --not for supplies, not for help. It will take all of her courage, skill, and magic to survive long enough to figure out what happened to her home.