A man wandering in a volcanic desert forms a band of murderous cannibals. A post-war German industrialist learns that his son is unable to make decisions or form relationships.A man wandering in a volcanic desert forms a band of murderous cannibals. A post-war German industrialist learns that his son is unable to make decisions or form relationships.A man wandering in a volcanic desert forms a band of murderous cannibals. A post-war German industrialist learns that his son is unable to make decisions or form relationships.