- He asks for Bear's Gall x1, Magic Powder x10.
- Bring back to him to receive a medicine to give to Vivi in West of Laywook Forest.
- Go to Vivi and get her name card and return to Greywind.
- Greywind will give you an amulet.
- Investigate the area near Greywind near the cross.
- Report back to D.End.