Dean believes his grandfather is harboring a secret and reluctantly goes on a hunt with him, which goes horribly awry.

Supernaturalstars Jensen Ackles and Jared Padalecki as Dean and Sam Winchester, twobrothers who travel the country looking for their missing father andbattling evil spirits along the way. Sam Winchester is a college studentbound for law school, determined to escape his familys past - unlikehis older brother, Dean. Ever since they were little their father hasbeen consumed with an obsession to find the evil forces that murderedhis beloved wife, in result recruiting and training his two young sonsto help him in revenge. They have grown up as hunters of thesupernatural.