n the far future a woman is hired to research three missing weeks in the life of a foundational thinker whose ideas shaped the world. Closer to the presnt, the same thinker is on the run with a complete stranger who is carrying a biomedical thingummy she hopes will change the world. It's pretty neat, the Hitchcockian adventure dovetailing into the utterly transformed future, the utopian future slowly revealing at least one small nasty worm in the apple.