You proceed to Idyllshire to meet the Sharlayan scholar who can assist in your search for the missing Scions.
This quest is available if you have completed the quest Breaking the Cycle.
Starting the Quest
Talk to Alphinaud in the Dravanian Forelands to begin the quest.
Rendezvous with Y'shtola
Go to Idyllshire and go to the quest icon on the map. Talk to Y'shtola to proceed.
Wait with Alphinaud and Y'shtola
Go southeast to where the orange arrow is pointing in the minimap. Check on the sparkling Destination in the middle of the orange circle. 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 Krile
Go south to where the orange arrow is pointing in the minimap. Talk to Krile to complete the quest.
Next Main Scenario Quest
After you complete the quest, talk to Krile to accept the next quest: In the Eye of the Beholder.