As Emma packs her trunk to join the ocean liner Olympic as a stewardess, she dreams of earning enough to provide a better life for both her sisters. With their photograph tucked away in her luggage, she promises to be back soon — hoping that sickly Lily will keep healthy, and wild Ruby will behave. But neither life at sea nor on land is predictable, and soon the three sisters' lives are all changed irrevocably.
When Harriet finds her late grandmother's traveling trunk in the attic, she's shocked to discover a photo of three sisters inside, her grandmother only ever mentioned one sister, who died tragically young. Who is the other sister, and what happened to her? Harriet's questions lead her to the story of three sister ships, Olympic, Titanic, and Britannic, and a shattering revelation about three sisters torn apart.
