You received a secret missive from The Merry and Green. Read the letter and perform the mission.
Step 1. Collect Discarded Building StoneA broken stone from the Eremion Bulwark Pieces.s stacked near the bulwark at the Path of Sorrow and deliver them to the Danaria Green Hat BranchThe southern branch of The Merry and Green. They are led by Ubarunerk, Dairunrunerk, and Algarunerk.. (You need to collect: Discarded Building StoneA broken stone from the Eremion Bulwark Pieces.)