A One-Round Living Greyhawk Highfolk Regional Adventure From the introduction: Mothers warn their children of the things that can devour them in the night. For the small village of Crystal Spring in the Highvale, this has become a bloody reality. Heroes of the Highfolk are called to investigate this occurrence, including you. Recommended for brave heroes and would-be Knights of the High Forest. An adventure for characters level 1 - 6.