In the future 2201, a creature called "Chaos" was completely sealed in their original world by the Master of Contract. What they didn't expect was that "Chaos"
"Chaos" left behind spores, which were frozen in a corner of the earth and were called ice cocoons. They disrupted the lives of the people around them. And
I always thought it was just an urban legend until I met him... He made me realize the cruelty of this world.
Concept: The front of your eyes may be illusory, but what you find when you look back is the reality?