.. your goodbye.

After losing his teenage siblings - Sam and Lara - to a group of psychotic die-hards, Dean Winchester is at an infuriated, heartbroken loss as to what to do now without his only responsibilities. Of course, there isn't much he can do since said psychopaths have him tied down to a chair. Apparently, he's the heart of an incredible plan that will occur in a decades time.
And the Angels are running the show.