Nessa no Hoshi

In the future and across space, humanity has been forced to live on whatever planets it can. Dan and his mother live on a hot sand planet, barely capable of supporting life where clean water is scarce and has to be transported from Earth. Conflict between humans and aliens have resulted in the water supplies being seized from the humans. When Dan's mother starts feeling ill, Dan embarks on a quest to leave his home and acquire some clean water to make her well again. Along the way he will encoun...