"The extraordinary true story of Odette Sansom, the British spy who operated in occupied France and fell in love with her commanding officer during World War II--perfect for fans of Unbroken, The Boys in the Boat, and Code Girls."--Provided by publisher.

Time magazine called her "the Mata Hari of Minnesota"; OSS Chief general "Wild Bill" Donovan called her "the greatest unsung heroine of the war." But for decades, the extent of Betty Pack's achievements as an agent during World War II, first for Britain's MI6 and then for America's OSS, remained classified. Now, the truth about this femme fatale--her dangerous liaisons and death-defying missions, the heartaches that haunted her life, her vital contributions...

In 1941 a thirty-one-year-old Frenchwoman, a young mother born to privilege and known for her beauty and glamour, became the leader of a vast intelligence organization--the only woman to serve as a chef de resistance during the war. Strong-willed, independent, and a lifelong rebel against her country's conservative, patriarchal society, Marie-Madeleine Fourcade was temperamentally made for the job. Her group's name was Alliance, but the Gestapo dubbed...