Lyse wants to follow Wercrata to make sure that he reaches his destination safely.
This quest is available if you have completed the quest The Color of Angry Qiqirn.
Starting the Quest
Talk to Lyse in the Peaks to begin the quest.
Search for Wercrata's Trail
Go south to the stairs and go down, then go to the northeast edge of the orange circle to find a sparkling Chocobo Feather. Check on it and there will be a cutscene.
Go southeast to the quest icon on the map and talk to Meffrid. 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 Meffrid
Talk to Meffrid to complete the quest.
Next Main Scenario Quest
After you complete the quest, talk to Meffrid to accept the next quest: Homeward Bound.