This year is 2033, which is the tenth year since the emergence of NT-307023G. Survivor arks have been established all over the world, and there are less than 1 million survivors; but in the seventh year of the crisis, some virus-infected people mutated, and some humans gained supernatural powers.
—Xia Li (vice-captain of the third team of Y League)
Purpose: The first episode was a bit cruel, so I'll try to make it up to you.