The era of catastrophe has arrived, the world has been covered by the doomsday virus, and the remaining humans have built survival bases one after another. Ci Yan, a girl, was born with a lack of emotions. During a blood test required by the school, she was found to have a special constitution. The experimenter Han Chenglin approached Ci Yan with a purpose. From then on, Ci Yan's life changed drastically.
Intention: Be determined and never give up