'I. Douglass Dilman, do solemnly swear that I will faithfully execute the office of President of the United States and will, to the best of my ability, preserve, protect, and defend the constitution of the United States.'
It is unthinkable, unimaginable - the fourth President after John F. Kennedy is a full-blooded Negro. This fearful honour falls on him not by the will of the people, but through accidental death and a law of succession never before invoked. Dilman must prove to be a man with a worth of his own...
The tremendous drama of a man on trial for his life sweeps through the lives of those connected with him: the suave ambitious Secretary of State, next in line to the Presidency; Dilman's beautiful social secretary, who accuses him of attempted rape; his son, secretly a member of a subversive organization: his daughter, passing for white: and the woman the widowed President loves yet dares not marry.