Great Green Empire GGE

(this is a empire building novel) Year 2040 the world sent into chaos! The CDC or which also dubbed as Zombie Deer Disease evolve and turn humans and other living being turn into zombie's (flesh) Rance a child who learned Spear since he's 5, fight in order to survive. One day the God descend and said "The portal to a new world is open! a portal to a new life do exist. My children, the south pole is your hope".
Rance : " a new world? is there magic? i hope so."
what await him is better than what he thinks. Not only magic, but also Gene Merging?!.??
*Summary Updating