End! Robot Zombie Virus!

What's going on? How come people who have been trained with simulated training robots become like the zombies in the movie! The guns and steel claws in their hands seem to be able to turn people into zombie-like monsters They seem to be talking "The world will soon no longer belong to humans. We will turn humans into low-level barbaric creatures to conquer the world." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.