Ep 23. Let the Good Times Roll

In Supernatural season 13 episode 23, titled "Let the Good Times Roll", Sam and Dean Winchester must face their biggest challenge yet as they go up against the evil archangel Michael, who has taken possession of Dean's body. As the brothers try to figure out a way to stop Michael, they are also dealing with the aftermath of their recent battle against Lucifer, which left a devastating impact on their friends and loved ones.

The episode begins with Sam and Dean arriving at a motel in search of Michael, who has gone missing after their last encounter. While Dean is struggling to keep Michael's influence at bay, Sam takes charge of the investigation, piecing together clues and questioning witnesses to find any leads on the archangel's whereabouts.

As Sam works tirelessly to find a way to defeat Michael, Dean begins to falter under the strain of the possession, leading to some tense moments between the brothers. Meanwhile, their allies Castiel and Jack are dealing with their own challenges as they try to pick up the pieces from the previous battle and keep other supernatural threats at bay.

Throughout the episode, there are several emotional moments as the characters reflect on all they have been through and the sacrifices they have made in their fight against evil. There are also some unexpected twists and turns as the Winchesters and their allies are forced to make some difficult decisions in order to try and save the world from Michael's wrath.

One of the standout moments of the episode is the return of a beloved character who hasn't been seen in quite some time, which brings some much-needed levity to the otherwise intense and dramatic plot. Overall, "Let the Good Times Roll" is a thrilling season finale that sets the stage for what promises to be an exciting and unpredictable season 14.