The Rose Code

This historical fiction novel is set in 1940, as England prepares to fight the Nazis. Three very different women answer the call to mysterious estate Bletchley Park, where the best minds in Britain train to break German military codes. As the war, loss, and secrecy tear them apart, they are reunited in 1947 by a mysterious encrypted letter, and must resurrect their old alliance to crack one last, dangerous code together.