This lady is not at all a paragon of society... Lady Bronwyn Chase leaves London on her brother's passenger liner bound for America with a packet of secret letters that could get her into trouble. Serious trouble--the kind a duke's sister shouldn't be in; the kind that puts spymaster Valentine Medford, the Duke of Thornbury, on her trail. But as the duke gets closer to Bronwyn and the secrets she's keeping, he'll have to...