Summary
In a faraway future, Earth is shrouded in thick, heavy clouds. The sun no longer shines upon it. A world in which most plants have withered away and oxygen levels have been depleted.However, humanity has managed to survive by developing the technology needed to turn people into plants, producing a small amount of oxygen.To live as a human being in an uncertain world, or to abandon one’s own suffering and embark on a new life as a plantー People are forced to make a choice.