The PortraitA dark and disturbing novel of suspense, set at the turn of the 20th century, by the bestselling author of An Instance of the Fingerpost. The windswept isle of Houat, off the coast of Brittany, is no picturesque artists' colony. At the turn of the twentieth century, life is harsh and rustic. So why did Henry MacAlpine forsake London where he had been fted by critics and gallery owners, his works exhibited alongside the likes of Cezanne and Van Gogh to