Keeho is one of the most popular boys in Wonhee's school, he has a girlfriend names Yuna and he doesn't really love her for her. Wonhee knew about Keeho cause he goes to her science and history class. He sits Infront of her all semester and is surprisingly good at history and science.

In the middle of Science he turns around and faces Wonhee and tries to get her attention by whispering, "Psst! Psst!!"