f(x) 에프엑스 ~

F(x) is a mathematic symbol and when you imput different "x" you can let different outcomes. So, as f(x), we want to be that kind of group that can change and adapt in may situation" - Krystal

Krystal official photo from W Magazine

Krystal promotional photos from Etude House

f(x) Victoria Red Light Merchandise Scans

f(x) Sulli Red Light Merchandise Scans

f(x) Luna Red Light Merchandise Scans

f(x) Amber Red Light Merchandise Scans

f(x) Krystal Red Light Merchandise Scans

f(x) Red Light Merchandise Scans

Amber, Krystal and Victoria goods from Red Light

Krysatl, Luna and Victoria BTS photo from Red Light