They had been lovers... but now they loathed each other with an intensity greater than the love they'd once known. Then years ago the handsome Philippe had been willing to give up everything for Margaret Walters, and she had humiliated him by running off with another man. Now destiny had drawn them together again, drawn them to a dank, brooding castle on the English coast to work in the household of a callous army Colonel and his two strange daughters; a castle bordered by a treacherous beach of deadly sands. The ex-lovers had no choice but to bear each other's presence -- until fate swept them into a nightmare of madness and terror that joined them with the most sinister passion of all...