THE FINAL HOUR Naoto, Marie, and the crew are tangled up in the politics of the ruthless, violent city of Shangri-La. But when Second Upsilon gets down to business, they realize what's more important than turf wars and governments: Doing whatever they want! The two young geniuses and their mechanical comrades stir up wild mayhem and just might save the whole world while they're at it, too! FINAL VOLUME!