Cyber Winter - when the sun began to disappear, even scientists were shocked by the sudden change. Over time, earth became colder, more advanced, and eventually ruled by cyborgs. War erupted between humans and cyborgs, fear and hatred divided both sides. Zero is a rejected cyborg, travels alone through the frozen world until he meets Null and Fenix. With the gentleness of a bunny and the courage of a shark Zero discovers that the endless winter is not a curse it is a forgotten dream from his past. If that dream awakens, it may melt not only the ice but also the hatred between humans and cyborgs.