After Thousands of Sails, the Poplar Trees Remain the Same

On the first day of school, the well-behaved girl who was the first in age ran up to the dean and said, "I want to change classes." Seeing how well-behaved the child was, the dean temporarily agreed. Unexpectedly, not long after, the person who made trouble in the laboratory with the thorny head who was the last in the grade turned out to be the good girl who was the best. Suddenly the dean's blood pressure went up.