Supernatural Season 2 premiered on September 28th, 2006 and concluded on May 17th, 2007. It consisted of 22 episodes beginning with the episode"In My Time of Dying" and ending with the episode "All Hell Breaks Loose Part 2".
It begins with the Winchester father and sons recovering from Season one's automobile accident. In order to save his son Dean, John Winchester makes a deal with the demon that killed his wife and son's girlfriend, This demon deal results in his death. The season, as is typical with the "Supernatural" series, has it's weekly monster of the week episodes while the brothers attempt to hunt down the demon responsible for their parent's death and try to figure out the demon's plans for Sam and the other psychic children. The season concludes with more revelations concerning Sam, Sam's death, Sam's resurection, and the death of the demon responsible for John Winchester and Mary Winchester's death.