在不久的将来,地球已经变成了荒凉的和危险的。现在居住着一个神秘的种族的生物,人类不得不在SkyArk寻找庇护所,天空中一个人造的城市。随着人口的增长,空间变得稀缺,只有富人和权势可以留下来,倾销穷人和孤儿的SkyArk废弃的地球。其中一个男孩,破布,一个堕落的指挥官是谁的儿子决定拯救他的孤儿和流亡者。和他的朋友一起,通过旧地球的废墟他必须战斗,对抗外星怪物的部落回到SkyArk和回到人民带来和平。

In the near future the earth has become desolate and dangerous. Now inhabited by by a mysterious race of creatures, humanity has been forced to find refuge in the SkyArk, a man-made city in the sky. As the population grows, space becomes scarce and only the rich and powerful can stay, dumping the poor and orphaned of SkyArk to the abandoned earth. Among them is one boy, Rags, the son of a fallen commander who is determined to save his fellow orphans and exiles. Together with his friends, he must battle through the ruins of old earth, fighting off the horde of alien monsters to return to SkyArk and bring peace back to the people.