Supernatural: One Year Gone
Supernatural: One Year Gone by Rebecca Dessertine is the seventh novel tie-in for Supernatural. It was published May 24, 2011 by Titan Books and is 320 pages in length.
Dean believes that Sam is in Hell so he is trying to keep his promise to his brother and live a normal live with Lisa and Ben.
When he realizes that a spell in the Necronomicon could raise Lucifer and therefore Sam, he convinces his new family to travel with him on vacation to Salem.
Meanwhile Sam is not as far away as Dean thinks and is determined to protect his brother from the Salem witches...
Interview with TV Overmind about 'One Year Gone'