故事發生在一個被「雪海」覆蓋的世界，雪海上聳立著無數巨大的「軌道樹」，巨木頂端被廣闊的「天膜」所覆蓋，有一群人就在天膜上艱苦地生活著。天膜的少年「卡納」與雪海的公主「莉莉哈」意外相遇，將會為這個瀕臨毀滅的世界帶來無法預測的變化。
故事發生在一個被「雪海」覆蓋的世界，雪海上聳立著無數巨大的「軌道樹」，巨木頂端被廣闊的「天膜」所覆蓋，有一群人就在天膜上艱苦地生活著。天膜的少年「卡納」與雪海的公主「莉莉哈」意外相遇，將會為這個瀕臨毀滅的世界帶來無法預測的變化。
Script, Series Composition
Production Coordination (Production Design)
Original Creator
Episode Director (eps 4, 6, 9, 11)
Storyboard (eps 3, 5, 7, 11), Episode Director (eps 1, 3)
Planning (Planning Assistance)
Assistant Producer
Producer
Theme Song Performance (OP)
Color Design
Storyboard (eps 2, 4, 6, 9-10)
Planning (Planning Assistance)
Assistant Producer
Planning (Planning Assistance)
Assistant Producer
Music
Character Design
Music
Storyboard (ep 8)
Sound Director
Director, Storyboard (eps 1, 11, OP, ED), Episode Director (eps 2, 5, 7-8, 10, OP, ED)
Planning (Planning Assistance)
Theme Song Arrangement (ED)
Theme Song Arrangement (OP), Theme Song Composition (OP), Theme Song Lyrics (OP)
Planning
Producer
Producer (Animation Producer)
Theme Song Composition (ED), Theme Song Lyrics (ED), Theme Song Performance (ED)
Animation Director (Chief Layout Animation Supervisor)
Art Director
Character Design
Script
Production Coordination (Production Design)
Character Design (Character Design Assistance)
Amamiya is kawaii!
完結散花～～好看！