Episode Name: Episode 1
Air date: 9/18/2011
Summary: The first episode of the second series picks up the story in 1916 during World War I. Many changes have taken place at Downton Abbey because of the conflict which has greatly unsettled all the occupants. A new maid proves difficult and an announcement from Matthew Crawley stuns everybody, particularly Mary. Meanwhile, there are dramas and surprises for everyone from both above and below stairs as the war rages on and all are caught up in it in some way.      

Watch or download Downton Abbey – Season 2 Episode 1 at below links.