Civilization has been destroyed by war and pollution, but the survivors have built the last city of Ecoban. As most natural resources have been exhausted, Ecoban is powered by pollution. The citizens of Ecoban need to continue creating this pollution leading them into conflict with the inhabitants of Marr while one man just wants to clear away the clouds and see the sky.
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| Sound | Won Il | Original Music Composer |
| Writing | Jun-Young Park | Writer |
| Production | Kay Hwang | Producer |
| Production | Lee Gyeong-hak | Producer |
| Art | Jeong Yun-cheol | Art Direction |
| Writing | Jay Lender | Writer |
| Writing | Jeffrey Winter | Adaptation |
| Writing | Michael Keyes | Writer |
| Crew | Sam Spiegel | Additional Music |
| Directing | Moon-saeng Kim | Director |
| Writing | Moon-saeng Kim | Writer |
| Art | Lee Seok-yeon | Production Design |
| Visual Effects | Yun Yeong-gi | Animation Director |
| Writing | Yun Yeong-gi | Storyboard |
