Ep 13. The Song Remains the Same

In Supernatural season 5 episode 13, titled "The Song Remains the Same," the Winchester brothers find themselves transported back in time to 1978 in order to stop Anna, a rogue angel, from murdering Mary and John Winchester. Upon arriving in the past, Sam and Dean must adjust to the cultural norms of the time, while also facing the challenge of blending in with their younger counterparts.

Complicating matters even further is the appearance of another angel, Zachariah, who warns the brothers that their presence in the past could have catastrophic consequences for the future. Sam and Dean must balance their desire to save their parents with the need to avoid disrupting the natural order of things.

As they navigate this unfamiliar terrain, Sam and Dean also discover new revelations about their parents' past and their own origins. Dean in particular grapples with the knowledge that his father was emotionally distant and potentially involved in shady dealings. Meanwhile, Sam contends with his guilt over not being able to save his father from his eventual fate.

The tension continues to build as Anna draws closer to her target, and the Winchester brothers must use every trick in their arsenal to stop her from altering the course of history. Along the way, they encounter unexpected allies and enemies, all while struggling to maintain their cover.

"The Song Remains the Same" is a thrilling episode that adds new depth and richness to the Supernatural mythology. It explores the complexity of family relationships and the far-reaching consequences of time travel, while also delivering plenty of action and suspense. Fans of the show will not want to miss this pivotal installment.