The President and Vice President are elected from two different parties. They are old friends, but a conflict develops when the possibility of actual alien contact is discovered. A multitude of characters are infused into the relationship between the two.
As contact with aliens is progressively confirmed, the political schism becomes less of an issue. The effects on humanity are brought to the forefront. Accepting the truth causes dissension and distrust. Ultimately choices of belief and the purpose of life are realized.