On the last chase of the season, Reed and Tim have one last chance to achieve their ultimate goals, but the Nebraska storms won't give up their secrets without a fight. Tim and Reed intercept multiple tornados, pushing it further and further with each touchdown, trying to record inside-a-twister radar data. But when a twister intensifies into a monster wedge right on top of Reed's armored research vehicle, Mother Nature shows who really dominates in Tornado Alley