The others have ascended to the Top Rung, and you consider how you might reach Mt. Gulg.
This quest is available if you have completed the quest In Mt. Gulg's Shadow.
Starting the Quest
Talk to Alisaie in Kholusia to begin the quest. There will be a cutscene. This one is important, so it is recommended to watch it either now or via the Unending Journey in an inn room.
Speak with Chai-Nuzz
Talk to Chai-Nuzz to proceed.
Speak with Dulia-Chai
Talk to Dulia-Chai to proceed. There will be an unskippable cutscene. The correct responses are as follows:
Speak with Tristol
Go north through the archway, then go east to where the orange arrow is pointing in the minimap. Talk to Tristol to complete the quest. There will be a cutscene.
Next Main Scenario Quest
After you complete the quest, talk to Tristol to accept the next quest: Meet the Tholls.