Thirty years ago on a wet autumn evening the household of Mallett's Lodge was gathered round the death-bed of Ursula Mallow, the eldest of the three sisters who inhabited it. The dingy moth-eaten curtains of the old wooden bedstead were drawn apart, the light of a smoking oil-lamp falling upon the hopeless countenance of the dying woman as she turned her dull eyes upon her sisters. The room was in silence except for an occasional sob from the youngest sister, Eunice. Outside the rain fell steadily over the steaming marshes.