4400 ignored, undervalued, or in any other case marginalized individuals who vanished with no hint over the past hundred years are all returned instantly, having not aged a day and with no reminiscence of what occurred to them. As the federal government races to research the potential menace and include the story, the 4400 themselves should grapple with the truth that they have been returned with a number of…upgrades, and the rising probability that they have been all introduced again now for a particular cause.