Art restorer and spy Gabriel Allon is sent to Vienna to discover the truth behind a bombing which killed an old friend - a Nazi hunter.

While there he encounters something that turns his whole life upside down.

Each fact he uncovers only leads to more questions until finally a picture emerges which is more terrible than he could have ever imagined - a portrait of evil stretching across 60 years and thousands of lives into his own personal nightmares.

Danielle Steel has been hailed as one of the world's most popular authors, with over 580 million copies of her novels sold. Her many international bestsellers include Matters of the Heart, One Day at a Time, A Good Woman, Rogue, Honor Thyself, Amazing Grace, and other highly acclaimed novels. She is also the author of His Bright Light, the story of her son Nick Traina's life and death.