Castiel is reunited with Jack and together with Sam and Dean, they head to a sleepy old western town to investigate a murder. Dean gets to live out his boyhood…

Sam, Dean and Castiel are transported into the animated world of Scooby Doo where they join forces with the Scooby gang to solve a ghostly mystery.

Sam starts to have flashbacks to a case he worked on with Samuel before he reconnected with Dean. Sam receives a mysterious text with coordinates to a small town, so…