Sang-jun is the older brother of Jae-joon, 27. Sunjun has a very shy disposition, so he can't talk to women properly, Sun Jun's ability to deal with women is very bad, and Sunjun is very worried when he sees his female friend Yoon-hee, the first time that Sun Jun is also a friend, and when Sun Jun is with a male friend, Sunjun is really a man an...Read more