In the future, mankind began to explore space. It starts relocation to a planet suitable for life, and the moon becomes a kind of Earth colony mining. People on the Moon working in the mines as slaves. Instead of names they are called by numbers engraved on the head is attached to the rings.But not all are willing to work for the benefit of hard earth. Are those who decide to achieve equality. And more and more people adjacent to the rebels. Then the government declares them the moon by criminals and terrorists to be destroyed. By chance, among them is our main character, an ordinary teenager Xiong,which will have to make hard choices.