Actress Kim Ah Joong recently showed off her flawless 'pudding skin' to the public. The actress is currently busy playing the role of Goh Da Kyung in the�SBS drama 'Sign', and in order to sync more with her character, Kim Ah Joong is said to often appear on the show with barely any makeup. Affiliated sources of the actress informed, "With her healthy skin, Kim Ah Joong has defined the new term, 'Pudding Skin.' She is successfully showing off her character as a beautiful criminal investigator through a strong chic image that also has a bit of innocence depicted in it." Meanwhile, Kim Ah Joong skillfully threw out her previous well known image, and perfectly transformed into a cool charismatic criminal investigator who carefully solves the puzzling criminal cases blocking her path. Source: Newsen