Killing Zombies and Dropping Treasure Chests Will Make Me a Zombie?

When the apocalypse comes, Chen Miao becomes a zombie with self-awareness. Under the rules of the apocalypse, you can get a treasure chest of supplies as long as you kill zombies. And Chen Miao discovered that as long as he did not actively attack the zombies, the zombies would not attack him. Since then, he has lived the life of One Punch Man. He added all his attribute points to strength and relied on taking the initiative to maximize his damage. "Why increase your agility! Let me inflict injuries first!"