Repair the Windrider Mill Skypass

The Gliding Station at Windrider Mill is closed, trapping the Pieceys there. Go rescue them!

Automatically trigger a dialogue with Corrine at the Windrider Mill entrance to start the quest
Go to the Stonedew Flora managed by Rocky
Purify the Esselings around the Stonedew Flora
Talk to Rocky
Go to the Beauty Center to find Milly
Give the cloth to Rocky
Find Corrine to learn about the situation
Go to the Stonedew Flora managed by Corrine
Purify the Esselings around the Stonedew Flora
Talk to Corrine
Go to the Windrider Mill Gliding Station and activate the Skypass