Anna comes to Earth to kill Sam to avoid that Lucifer uses his vessel. However, Dean and Castiel protect Sam and Anna travels in time to kill John and Mary Winchester before they get married and conceive Sam. However Castiel sends Sam and Dean back in time to protect their parents. But Anna is very powerful and the Winchesters are helped by an unexpected angel. Written by
Claudio Carvalho, Rio de Janeiro, Brazil
Did You Know?
Season 4 Episode 3, 'In the Beginning' also has a DeLorean reference when Castiel brings Dean back in time to April 30th 1973 See more
As Sam says "No, but you can distract them." Anna's bottom lip goes from clean to bloody in the next shot without her being touched in between. See more
So what, you're like a DeLorean without enough plutonium?
I don't understand that reference.
References Back to the Future
Written by Jani Lane
Performed by Warrant See more