Mr. Grex of Monte Carlo

A tale of intrigue and mystery set in Monte Carlo. Europe's future is at stake. An English Member of Parliament named Hunterleys is on a diplomatic mission when he finds his wife mingling with Mr and Mrs Draconmeyer -- even though he's forbidden her to socialise with the couple. Meanwhile, a wealthy American falls for an exotic woman but is she really who she says she is? This is a World War I-era book, with the tension between England, Russia and Germany as its backdrop.