The Joseph Stone — Jacqueline La Tourrette

For almost two hundred years, the stone in the garden of Cor Hill aroused little attention. Strange things had happened at the old house, but no one had ever associated these weird occurrences with the mysterious Joseph Stone. -- No one, that is, until a young American schoolteacher arrived at the Irish chalet as a guest. Almost instantly, Monica's presence unleashed powerful supernatural forces that threatened the lives of the other guests and drove Monica to the edge of infinite terror…