The youngest member of f (x), her coldness made her much admired by boy , including the Minho, Myungsoo, chunji, dongho yoseob and this makes jealousy , another girl band, making them highly hate Krystalbut krystal still doesnt care with it.. ForewordCast :-Krystal Jung = 16 years old ..doesnt care with something that not interesting for her...Aishh ..what happen with them...? Why theyre avoid me... !!because youre beautyfull krystal ...!!