kang, Jae-Hee
Jae-Hee is the 3rd year student that Eun-Soo Cha calls "pretty boy". He has a serious quiet personality, but he is very strong. He is an IVF(In vitro fertilisation) baby. He Eun-Soo Cha often fights with him and although he rejects her thinking she´s a boy, he teases her and thinks of her as someone interesting.