Supernatural return with the 7th season of the series and continues with Castiel possessing all the souls and now the power to assume the role of being the "New God." The old and gentle friend that Sam and Dean have before is now a very perilous foe. Here's the brief summary of Supernatural season 7 episode 1:
Castiel doesn't kill Sam, Dean and Bobby, but warns them not to interfere in his business. Assuming his new role as God, Castiel sets out to right some of the wrongs in the world. Dean decides they should bind Death and order him to stop Castiel, but the former angel is one step ahead of them, leaving Dean to face a very angry Death. Meanwhile, Sam struggles to deal with the broken wall in his mind.
Supernatural season 7 episode 1 was directed by Phil Sgriccia and written by Sera Gamble.
Watch the following sneak preview of the episode where Castiel announced that he is the new god.
[youtube http://www.youtube.com/watch?v=goKI3C2ffas 560 349]