Anna Calloway decides to escape her boring, sheltered life and travels to the islands of French Polynesia as a military nurse with her friend Kitty. But soon the friends begin to drift apart. Anna meets Westry Green, a charming soldier who manages to dispel her longing for home and a lost friendship. One day, they discover an old, abandoned cabin near a remote beach, once home to a famous artist. Trying to keep their discovery and their budding feelings a secret, they witness a terrifying incident. Seattle, present day. Genevieve Thorpe sends Anna Calloway a letter telling of a murder that occurred many years ago on the island of Bora Bora. Genevieve intends to shed light on what happened, but first she needs to share important information with Anna.