Valdemar's Lair

 is a quest in the Undermountain Campaign which takes adventurers further into Wyllowwood. This quest becomes available upon completing the previous quest, Caustic Clues.

Steps

 * Search Valdemar's Lair
 * Clear the Area
 * Investigate the Voice
 * Approach the Barrier
 * Use Tearulai to Break the Barrier
 * Find the Dragon's Den
 * Find an Offering
 * Make the Offering
 * Enter the Den
 * Use Tearulai to Finish Valdemar
 * Speak to Tearulai
 * Find Tearulai in Wyllowwood
 * Speak to Tearulai at the Ruined Tower