When Pearl's sheltered life shatters in the 1930s when her mother dies, her only option is to move in with poor family relations and shuck oysters in the local plant on Oyster Island, Maryland. Determined to live a morally proper life, the last thing she wants is an affair with a white man, but Caleb, the plant owner, knows a pearl when he sees one. The successful widower is the "oyster king" of the island, but his intense desire for his forbidden...