Double eagle. A unique gold coin of twenty dollars, issued in 1933. On one side there is an eagle with widely spread wings, on the other - the Statue of Liberty with a torch and an olive branch. There are only nine such coins left in the world, and the cost of each on the black market is - eight million dollars. The owners of all the “double eagles” - from billionaire numismatists to famous museums - are well known. So why did one of these unique rarities end up in the hands of a petty swindler who was brutally murdered in Paris? FBI agent Jennifer Brownie, leading the investigation, decides to compare find with “double eagles” stored at Fort Knox. However, something incredible awaits her there. What?..