A car speeds down a road between miles of marshes and estuary flats, its passenger a young woman named Agnes - numbed with fear, her world turned upside down. Meanwhile, the news of a girl found dead on the marsh is spreading round the local area. Mary Kelly's 1964 novel follows Agnes as she casts her mind back through the past few days to find the links between her husband, his friends, a mysterious stranger new to the village and a case of bloody murder. A masterpiece of suspense!