In this pivotal episode, the Winchesters, Castiel, and Rowena fight to stop the hellish apocalypse triggered by (God). The plot centers on a "rupture"—a literal tear in the earth leading to Hell—that must be sealed before every ghost and demon escapes to Earth.

To foil Belphegor's plan and save the world, Rowena makes the ultimate sacrifice by absorbing the spirits herself and jumping into the rupture. Per a prophecy from Death, Sam is forced to be the one to kill her to complete the spell. The "Minx" File Breakdown

Team Free Will attempts to use Lilith's Crook , a powerful horn that can summon all escaped spirits back to the underworld.

Post Episode Discussion - 15.03 "The Rupture" : r/Supernatural

The specific file name "Supernatural s15e03 720p hdtv x265-minx-1" contains standard technical tags used by digital release groups: High-definition resolution (1280x720 pixels).