As the reappearance of 4,400 missing persons on a single day confounds the global community, federal agents on the case slowly discover the ways in which the victims have been changed. Think smallville meets bones.
Last Episode04x13 The Great Leap Forward Aired: Sep. 16, 2007
Season 4 ends with Seattle in chaos and NTAC asking Promise City for help. Meanwhile, Kyle's life is in danger and Jordan attempts to escape …
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