Ep 1. The Magnificent Seven

In the season 3 premiere of Supernatural, titled "The Magnificent Seven," the Winchester brothers are back on the road after narrowly escaping the demon deal that nearly cost Dean his life. However, their peace is short-lived as a new threat emerges in the form of seven deadly sins, each personified by a powerful demon.

Sam and Dean receive a call from Bobby, who informs them of the presence of these demons and how they are wreaking havoc in a small town in Nebraska. The brothers waste no time in investigating the situation, and soon discover that these demons are not like any they've encountered before. Each one possesses a unique power and is nearly impossible to kill.

As they attempt to track down and eliminate these demons, the Winchesters also find themselves dealing with personal struggles. Dean is plagued by guilt over the deal he made to save his brother's life, while Sam battles with his resentment towards their father for hiding the truth about their mother's death.

Throughout the episode, the audience is introduced to each of the seven deadly sins, including Lust, Gluttony, Greed, Sloth, Wrath, Envy, and Pride. Each sin is depicted as a powerful demon, representing the worst aspects of humanity that the brothers have ever faced.

Despite their differences, Sam and Dean must work together to defeat these demons and once again save the world from certain destruction. With their trusty weapons and their wit, they embark on what could be their most dangerous mission yet.

Overall, "The Magnificent Seven" sets the stage for an action-packed and emotionally charged season 3 of Supernatural. Fans of the series will be on the edge of their seats as they watch Sam and Dean face off against these deadly foes and confront their own personal demons along the way.