While Luz is traveling back in time, the episode balances the heavy lore with a deeply personal "B-plot" involving Eda and her father, .
By the end of the episode, the stakes are higher than ever, as Philip’s acquisition of the tablet sets the stage for the Day of Unity. Owl House Spoiler Recap: Elsewhere and Elsewhen
Driven by a desperate need for more information about the portal door, Luz and Lilith set out on a journey through —naturally occurring, spontaneous portals that briefly open windows to the past of the Boiling Isles.
"Elsewhere and Elsewhen" is a treasure trove for fans of the show's world-building:
Luz hopes to find Philip, the author of the journal she’s been studying, to learn how he built a way home.
In a moment of poetic justice, it is revealed that Lilith is the one who gave Belos his iconic nose scar and broken nose by punching him in the past. Analysis: The Price of Nostalgia