What did Evelyn Claire do to gain the teacher's favor?

Evelyn Claire is a senior student, she only has one more subject left before she can graduate, but this subject is very difficult, but fortunately she has a tutor for her who is a very good professor in that subject. (played by Jean Val Jean), Evelyn wants the professor to give her favor so she can pass the class more easily. But the teacher did not accept it, forcing her to use her own method…