When a global mutation outbreak shatters society, a small group of survivors fights to stay alive and search for a cure. Guided by Dong Chengming’s extraordinary memory and protecting Yin Xiaoqing, who is secretly half-infected, they navigate a collapsing world overrun by both monsters and ruthless humans. As the infected’s patterns become clearer, humanity faces an ultimate showdown where good humans and good infected must unite against those who seek to destroy what remains of the world.