"One hundred years ago. On the foggy Hudson River, a riverboat captain rescues an injured mermaid from the waters of the busiest port in the United States. A wildly popular--and notoriously reclusive--author makes a public debut. A French nobleman seeks a remedy for a curse. As three lives twine together and race to an unexpected collision, the mystery of the Mermaid of the Hudson deepens" -- from publisher's web site.