A con-woman has a nice business going in fleecing gullible tourists who want a genuine 'underworld' experience -- but the tables are turned when one of her victims turns out to be less innocent than he looks! Dodging the city detective who knows her by sight and wants her to "go straight", she next sets her sights on a valuable diamond pendant; but when her elegant nemesis turn...
King Serge IV of Molvania (Menjou) comes to Manhattan to conduct business with Arthur Trent (Kilgour), but instead goes to Coney Island, where he meets Gladys Humphreys (Love) and John Rockland (Shaw). John, not knowing the king's royal identity, invites him to his home at Little Falls, New Jersey. The king falls in love with Gladys, but Trent catches them in a compromising sit...