The stage is "Universe in 2045" with the Internet and convenience stores. Boys and girls are hit by a big disaster at the Japanese commercial station "Anshin". Separated from adults, children aim to escape on their own from "anshin" where the net and oxygen supply are cut off. Sometimes with the help of their friends, sometimes with the help of AI, they take actions to survive and reach the "truth" of the terrifying prophecy spoken by the most intelligent AI in history. What will children touch, what will they worry about, and what will they choose to do in this desperate situation?