'The island itself. Its throbbing heat as if in a belljar under the sun, the scorpion in his son's bed, the deafening sound of cicadas.' During his first holiday on the island of Porquerolles, Dr Mahé caught a glimpse of something irresistible. As the memory continues to haunt him, he falls prey to a delusion that may offer an escape from his conventional existence, or may destroy him.