First Air Date: 2023-01-12
Rating:6.7 / 10(18 votes)
Status: Ended
Genres: Animation, Sci-Fi & Fantasy
Seasons: 1 · Episodes: 11
Runtime: 23 min / episode
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.
