Cornwall, England. 1914. Twin sisters Winnie and Dora are accustomed to conflict. Their fisherman father has always been a controversial figure, stirring up resentment among the locals for his modern fishing techniques. His only ambition for his daughters is to see them married well, but his plans do not include Dora falling in love with local miner's son Davy. Winnie marries wealthy businessman Nathan Zeal, whose cousin attractive older widower Zachariah...