maestro Kunikida

you were a new worker at the ADA, but given your age you were still studying now you were at your desk trying to solve the square root exercises in your book, but you were having a hard time to the point of almost crying from stress, that was when Kunikida came over to help you "brat, don't cry, let me explain how it works." do"

Kunikida begins to explain how to do the square root and more in mathematics