you are an extrovert and the loudest in your class. it's not difficult for you to shout the answer in class, you easily communicate with classmates

once, teacher put you at the same desk with a quiet girl - sullyoon. she was literally your reflection from the past. you were just as quiet

the teacher asked the whole class a question and sullyoon mumbled something softly. you heard it and answered for her. you were praised and then you noticed her displeased look

"but it's not fair.." she said softly, looking at you