Anne Reynolds, estranged from her mother, haunted by her dead father, and terrified of being close to anyone, is attacked, and wakes up on the operating table a changed woman. Learning of a Siamese twin sister that was sacrificed so that she could live, the personalty of the dead sister begins to take over.

An emissary from the future struggles to convince the next U.S. President to jump from an airplane. The candidate is already torn in several directions, elated from a big primary win, avoiding an interview by an aggressive reporter, and excited by having his mistress on-board, with his frigid wife absent.