Sellier is that planet from which the alien came. His final destination from Earth, he hopes. In books I and II Evis Apolliani has overcome a plagque of obstacles and is finally on his way back, but to what end? It's a planet not too unlike our own Earth, but there is one very major difference, and the difference is in the population. Readers will appreciate this conclusion, if for no other reason it parallels in many ways the changing prospects for us in the 21st century for a resolution to war and to dismay about future existence.