Dark water, a cursed harbour and mermaids that lurk in the shadows... Tamsin stumbles across her godfather's secret, and realises that it is worse than she could ever have imagined. Dark water surrounds the harbour and town of Whitby, sucking the life out of the land and sea alike. Can Tamsin beat the darkness from the sea and bring life back to the town? A tale of mermaids, vampires and curses set in the historic town of Whitby in Yorkshire.