It is May 1977, a quiet house in the English Cotswolds. Emily, an emotionally fragile, gentle, nature-loving girl, is approaching her eighteenth birthday. Her father, Martin, has become worried about her since the death of her mother, as she has begun to walk in her sleep and says she sees her mother's ghost. When Martin gets the chance to join his friend, Barnaby, on an archeological dig in Crete, he welcomes Emily's suggestion that she, and her older brother, David, join him out there. S...