Garema/Embalmed Forest Side Quests
Intrigues Series

A New Leader:

After Galtzark rewards you he will be available to give this quest:

Your destination is in the Dryad Forest:

Enter the cave at the end of the path, just beyond the merchant and combo master:

At the Quest Flag above you will find the demon's leader:

When he is dead Galtzark will appear where Renraw was originally standing: