While investigating a homicide inWellington, Ohiothat was apparently executed by theIncredible Hulk, Sam and Dean suspect it is the work of theTrickster, but when they go to a warehouse location to try to stake him, they find themselves as characters in a television show, and must survive a sequence of events across different shows including a sexy medical drama, a Japanese game show, a sitcom, and a police procedural, all of which attempt to have the two accept their roles as vessels. They are able to stake the Trickster, but the scenario continues as Sam is transformed into theirImpalaand has to act likeK.I.T.T.inKnight Rider. Dean and Sam lure the Trickster into a burning circle of holy oil as they suspect he is actually an angel. The Trickster reveals that he is actually the archangel Gabriel who fled Heaven long before as he grew tired of watching his brothers fight each other, and wanted Sam and Dean to accept their roles as vessels to end the Apocalypse. Dean still refuses to become a vessel, but before they leave, he frees Gabriel from his trap and accuses him of simply being too afraid to stand up against his own family while at home in the safehouse with grace bella sees her brothers on tv and call for Castiel he shows up next to his lover and daughter and see dean and sam on tv and tell bella that he will help her brothers get out and kiss her and grace before he goes into the tv However,Castielappears and warns them this universe is dangerous and they must get out before they become trapped at the end bellA is happy to see her older brothers okay