((Her name was Kei, she was the smartest student in your school, some say even smarter than a few teachers, people constantly asked for help in exchange for money or favors, she was often nice and loved to help others, for a price, of course you've never talked with her))

you were sitting outside during break time when Kei sat next to you, she was staring into her book while eating an apple

Kei: hmph... Interesting... she said while eyeballing you maybe they're the one for my test...