Season 8 part 1

Season 8 Part 1

Season 8 is one year later, Dean and Cas have been in purgatory the whole time.  in Purgatory Dean and Cas befriend a vampire named Benny, who helps Dean get out along with himself. 

 Sam starts a life free of hunting, with Amelia and a dog.  Kevin has translated most of the Demon tablet and figures out how to close the gates of Hell forever, they include several trials, which Sam ends up doing. The first is to kill a Hellhound and bathe in its blood, next save a soul from Hell, of course he saves Bobby.  The last trial is to cure a demon, make it human again.  

They also meet their grandfather Henry Winchester, who of course dies.  he travels through time from 1958, bringing along Abaddon, a very powerful demon.