A strange phenomenon occured two months before the Dark Days. The night become longer than the day. But this was just a warning. Dark Days 0001 at 11 am, 3/4 of the world changed into a man-eating monster. Those who survived continue to evolve. Sia Xin Mi, a high school student, together with her little sister tried to survive this doom world where no laws existed and cruel to the likes of them. How could they survive when human principles did not matter at all? It was all about survival.