Doomsday: I Am the Only Qualified Experimental Subject in the Institute

Rey was reborn in the doomsday world and became an experimental subject in a secret research institution. This research institution is affiliated with a large company. The zombie viruses they developed have spread on a large scale around the world, and they are researching more new zombie viruses. But Rey, because of his 'gene mutation' system, was lucky enough to become the only qualified experimental subject in the world. "Ding! The gene mutation system has been activated!" "Ding! The T-type virus was obtained, the gene fusion was successful, and the attributes were increased a hundred times!" "Ding! Obtain plant genes and accelerate growth!" "Ding..." In this way, as the only qualified experimental subject, Rey was ready to do something big. Become the sole master of this world. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.