1874. A battered woman awakens atop a forgotten gravesite by Lake Superior's southern shore. Identified only by the locket around her neck inscribed with the name Rebecca, she struggles to remember who she is. She finds herself haunted by the lingering memories of Annabel, a mysterious woman who perished in the lake's unforgiving waves. Present Day. Author and researcher Shea Radclyffe escapes to a historic Michigan mining town to seek clarity about her failing marriage. She contends with the legend of Annabel's vengeful ghost and a superstitious community that has buried the truth about a current murder.