On a cold night in a remote cabin, Professor John Oldman gathers his most trusted colleagues for an extraordinary announcement: He is an immortal who has migrated through 140 centuries of evolution and must now move on. Is Oldman truly Cro-Magnon or simply insane? Now, one man will force these scientists and scholars to confront their own notions of history, religion and humanity, all leading to a final revelation that may shatter their world forever.