It's Crazy. When I Woke Up, My Best Friend Turned into a Zombie.

[No cp + no system + pure apocalypse + no superpowers [only increased physical zombie crystal core] + team survival + thrilling escape] [The introduction is weak, please read the exciting text] When I woke up, the end of the world was coming. Zombies, despair, escape. In order to survive, Zhao Jie had to become cruel. I know that I am my own god in the last days, and outsiders cannot be trusted after all. If you are not ruthless, you will not be able to stand firm. She began to form her own team, killing zombies to obtain crystal cores, and even killing virgin bitches, just to create her own human civilization in the end of the world. [No male protagonist, focus on survival plot.