I Became a Fellow Zombie in the Apocalypse

Infected by a virus, I became an immortal King! Bitten by a zombie I didn't die, instead, I turned into a zombie?!?! As a zombie, the special forces armed with M4s and heavy sniper rifles are trying to kill me! Humans also want to blow my head off! Is it a biochemical mode from a certain game? Should I infect humans, or endure the pressure to protect the almost extinct humans? Original Novel Official English