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Nora finds out the truth about Josh; Sally misses her "door", but gains new powers; Aidan has a final showdown with Bishop, with surprising results. We also see how Aidan and Josh first met.
First Air Date : Jan 17, 2011
Last Air date : Apr 07, 2014
Episode : 52 Episode
Season : 4 Season
Runtime: 43:60 minutes
Country: Canada, United States of America
