Catastrophe swept the city, zombies quietly spread in the streets, order collapsed overnight. University student Su Wan, who painfully died in the doomsday, was reborn with the tragic memories of her previous life, quietly building a safe house before the disaster arrived, hoarding supplies, preparing weapons, and searching for her destined him. And when order collapsed, survivors were forced to struggle between monsters and human nature, Su Wan, who foresaw the ending, tried to rewrite everyone's destiny, but was unable to turn the tide.