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In another world, an ever-growing Sea of Snow has engulfed the planet surface. The people struggle to survive living around the routes of a massive Orbital Tree, whose branches spread into the Celestial Membrane high above the ground. Change comes to this dying world after Kaina, a boy from the Celestial Membrane, encounters a girl from the surface called Ririha.
First Air Date : Jan 12, 2023
Last Air date : Mar 23, 2023
Episode : 11 Episode
Season : 1 Season
Runtime: 23:14 minutes
Studio: Fuji TV