A plot within a plot within a plot. A mole within a mole.
After his team-up and inevitable betrayal by Lucifer, Castiel has managed to survive and make it back to the bunker. It's there that he tells the Winchesters everything that has been happening and why he took the devil up on his offer and that he knows their mother is alive.
Millennial witches versus an old school coven master in this week's episode.
While trying to get the research momentum going on finding Jack or their mother, Sam has hit a wall. He feels like nothing is going right and their continued perseverance without any plan is getting the best of them.
When someone close to Donna goes missing, the Winchesters have to track a monster they have never faced before – The Butterfly.
After Wendy Hanscum, niece to Wendy Hanscum, suddenly goes missing the Winchesters get the call and are off to Oshkosh, Nebraska to help a friend. Donna and Doug tell them what happened but it's Agent Clegg that fills them in the details of case.
Does Supernatural get in right in its second attempt at a spinoff with the midseason premiere?
After a young girl is kidnapped by werewolves, Claire Novak busts in to save the day. After dropping two of them in moments, the takes down the last one with her knife and returns the child to her mother the next day.
Has the son of Lucifer decided to follow in the footsteps of his father or become something greater?
After an artist turns up with his eyes burnt out, the Winchesters get a call from Sheriff Jody. She tells them that the suspect in question matches Jack's description so the two head to Bismark, North Dakota where they speak with the victim's girlfriend.
Supernatural rolls the dice on the heist genre but comes up snake eyes.
After a mysterious scroll is stolen from a British museum, Dean receives a call from a demon willing to make a deal. With no word on Ketch or Jack, the Winchesters take the meeting with a crossroads demon named Bart.
The hunt for the Nephilim has begun but who will get to him first: the demons, the angels or the Winchesters?
With no sign of Jack, Castiel sets out on his own to see what he can learn from his angel contact while the Winchesters decide to work a case where three people were murdered.
Shape shifting, grave robbing, ghoul cowboys. Oh my!
Much to Sam and Dean's disbelief, Castiel has returned. Unlike the last time their winged friend returned from the dead, he remembers everything; even how he annoyed a cosmic being into resurrecting him. As much as they are surprised to see their dear friend back, they know that Jack will be more stunned than they were.
To stop a ghost from killing again, Dean is willing to make the ultimate sacrifice.
After reading about a young boy found on the side of highway that would only speak the word "monster" in Grand Junction, Colorado, Sam thinks that they have a case. He suggests that they leave Jack behind for this one as he has Sam's collection of nerdy fantasy movies to keep him occupied.
Shape shifting ex-boyfriends from hell.
After Dean finds a case in Madison, Wisconsin, he is ready to hit the road but Sam wants o bring Jack with them. Dean isn't happy about that idea but Sam convinces him to give the kid a chance. Surprisingly, it's Jack that needs the real convincing.