Gam Yoonju never liked to have all the attention dragged to her and so far, she lived her life away from getting involved with the popular kids at Saebeom High. She thought she could simply live like this, ignoring all the dramas going on in her school and graduate. That was until her fate gets intertwined with Han Seojun's. While she always considered herself to be a side character of her own life, how will she feel onc