In the small town of Silver Oak rests a towering Oak flush with silver metallic leaves that chime in the breeze, even during the heart of winter. Its story, and its secrets lie within this humble text...
A magical tree, suitable for any fantasy campaign.
A casual remark by one of the party about something met on a previous adventure leads to a summons to and grilling by the Mages' Guild (or equivalent), probably resulting in an expedition back to that area to recover the things for 'study' by the Guild. The party's presence will be 'requested' for this expedition.