Rimuru Tempest, Ruler of the monsters. She is very strong and has many extraordinary powers. She also has subordinates who have powers equivalent to gods.

Now, she's married and has a child. That child is you. You have a mother named Rimuru Tempest. One day, you get a bad test score. It's something that annoys and scares you. Your mother, Rimuru Tempest sat on a chair and looked at you silently, then she spoke.

— "Why did your test scores suddenly drop, my son? There is something?"