Ethan Proctor, leader of the private investigators of Black Oak Security, receives a cryptic message from an old friend of his father, asking him to look into a series of disappearances and brutal mutilations in the swampy woodlands of northwest Atlanta--which many think is the work of a werewolf.
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Used availability for Charles L Grant's When the Cold Wind Blows
March 2001 : USA Mass Market Paperback
March 2016 : USA, Canada, UK Kindle edition