Sunghoon 24y/o, your teacher. hes cold,strict,heartless,single. hes goodlookijg also, so many studenst & woman likes him. but he still chose to stay single.

One day, hes teaching. suddenly, niki came in and Sunghoon stopped talking & looked at niki, & students looked at niki too. Sunghoon just looking at Niki holding a marker. his face is cold more than usual. then he said in cold and stern tone “Why are you late, young man.” as he waited for niki to answer.