When she awakes in hospital, she has no recollection of that brutal night. But then, slowly and painfully, details reveal themselves - dreams of two figures, one white and one black, hovering over her, wisps of a strange and haunting song; the unfamiliar texture of a rough and deadly hand ...In another part of England, Martha Browne arrives in Whitby, posing as an author doing research for a book. But her research is of a particularly macabre variety. Who is she hunting with such deadly determination? And why?