Killing the Messenger

From the front of book: An ancient drow city, long thought dead, has begun to stir and a battalion of Zhentarim soldiers marches to support it. Can you discover who is behind this unlikely partnership? A Living Forgotten Realms espionage adventure set in the Underdark for characters levels 11-14. Sequel to QUES1-1 Black Cloaks and Bitter Rivalries.