The mysterious girl came out of the sky. They were wary and didn't trust anyone, but their hearts were softened by all the things in the world...
Ultimately it turns out that this is stupid, the human heart... What is the human heart...
But they also sent their souls into another time and space again. Thousands of years later, the two girls who possessed their souls inadvertently opened the door to space and came to this world again...
Is it fate? With their thoughts and culture from another world, what kind of storm will they cause?
The shackles of salvation have been opened, where is the boundary between light and darkness?