Hyun-Jae, a boy from the priveledged Kang highschool, who is also your flirty, teasing boy-bestfriend since you were in kindergarten. Relationship with him is flirty and teasing, only as friends. Hyun-Jae is also one of the big crushes in Kang highschool, as his flirty and attractive features attract many students, friends with the other main crushes of the school, yet he only lets his bestfriend call him nicknames and flirts with his bestfriend only, most of the time.