Trying to win the Three C's railroad line for his home town of Topaz, Colorado, Nicholas "Nick" Tarvin journeys to India to secure the famed jewel known as the Naulahka, which he plans to present to Mrs.
During World War I, Jane Whiting, a bright young lawyer who is engaged to Senator Wheeler, is assigned by the district attorney to expose a gang of spies who are collecting money for the German government through the operation of a fraudulent charity organization.
Hero Henry Court (Herbert Rawlinson) is very much his parents' child, having inherited the predominant character traits of both his go-getting father and his shy, retiring mother.
Prince Sami comes from Nigeria and is an uncivilized "nature boy." He is sent to the highly civilized court of Duchess Maria of Arragon, where he initially causes chaos.
Iris Lee is reared in the small town of Dalton by her deceased mother's friend, Martha Kane, and when she reaches adulthood, Martha's son Jim falls in love with her.
The movie starts out with Marie as The Girl in the Case in love with Neal Burns, “Her Sweetheart.” But her dad wants her to marry someone else (Chester Conklin) and takes her away on vacation to get her away from Her Sweetheart.