Hitler and the Third Reich's sweep across the European continent drove thousands of Jewish families to place their assets under the name of trusted Swiss lawyers and fiduciary agents on the eve of World War II. While many families claimed lost funds at the end of the war, many unclaimed accounts remain secreted away in Swiss vaults.

Alex Payton is a computer programmer hired to deactivate bugs in the Helvetia Bank of Zurich's database. In the process, she discovers a secret bank account wrought with a mysterious and dangerous history. With each clue Alex unearths, she finds herself deeper within a myriad of deceit, lies, and murder.