This episode shifted the focus from the human world to the absolute decimation of the Soul Society.
Depending on which part you are watching, here is a detailed breakdown of the features and highlights from each Episode 3. 1. Part 1: "March of the Star Cross" (Episode 3 overall) Bleach: Sennen Kessen-hen Episode 3
Kisuke Urahara sends "Hollowfied" pills to the Captains. Since Hollow power is "poison" to Quincies, it allows the Captains to forcibly take back their stolen Bankai. This episode shifted the focus from the human