Two years after the outbreak of the corpse virus, the squadron leader Ruofei found a comatose girl on the way to the mission. Turning over to see her face, it was her sister who had been shot and disappeared two years ago.However, Du Zhenbao, who was blind from birth, was adopted by her parents at the age of four, and was still unable to see when she disappeared at the age of 19, suddenly appeared after two years and regained her sight!What is behind all this is the distortion of human nature or the depravity of morality?