Haunted by the loss of her parents and twin sister at sea, Henna cloisters herself in a Northeastern village where the snow never stops. When she discovers the body of a young woman at the edge of the forest, she's plunged into the mystery of a centuries-old letter regarding one of the most famous stories of Arctic exploration--the Franklin expedition, which disappeared into the ice in 1845. At the center of the mystery is Franklin's wife, the indomitable...