Self-Salvation in the Last Days

In the year 2132, the global average temperature reached 20 degrees Celsius, a rise of nearly 5 degrees Celsius in ten years. Within a day, a "prison tower" bulged into the sky in the center of each continental plate. The prison tower emitted a miserable green gas, which circulated with the global atmosphere. Disaster was imminent, and the weak people were transformed into corpses. Opportunities also exist, and the activity of all cells is unprecedentedly high! Plants are booming! There are also some cracks in space, and people have developed professional systems due to different cell activities. This is the remaining light of the end of the world, even if there is only a glimmer of light...