The End? This Is the Apocalypse

After the apocalypse ended, humanity celebrated in the belief that a new age had begun. But all along, a pair of cold eyes had been watching them. It seemed humanity had won the war, but in truth, the enemy had let them win. Just when humanity was at its most defenseless... even worse mutations began to emerge, along with supernatural phenomena. Survival grew harder and harder... Ten years after the apocalypse, the heroine is reborn five months before it begins. This time, she’s going to be ready.