In Their Footsteps by Tess Gerritsen

Old secrets die hard...

The quiet scandal surrounding her parents' deaths twenty years ago has always haunted Beryl Tavistock. Now she's decided that the only way to exorcise the ghosts of the past is to search for the truth. Beryl starts asking dangerous questions, and the answers are proving that old secrets die hard.

Caught in what's become a deadly game of cat–and–mouse, her quest takes her from the rain–slick streets of Paris to the sun–drenched isles of Greece. And as she gets pulled into a world of espionage, Beryl quickly discovers that she needs help. Richard Wolf, an ex–CIA agent and a man she's only just met, is her only hope.

But in a world where trust is a double–edged sword, friends become enemies, and enemies become killers...