Duke Turnbeau is an American vacationing in London. It is 1935 the year of King George Silver Jubilee. As Duke sets out for a tour of the English countryside, he dreams of a life of excitement and grandeur. Instead, he meets up with a clever charmer who suggests a tempting but illegal scheme. When things go awry, Duke crosses paths with Jane McCratchet and falls in love. Jane is really a thief on the run adventure and thrills for Duke, but not exactly what he expected.