So Ji Sub has been making headlines with his latest drama '김부장', where he plays the role of a former secret agent. The show has broken the 20% viewership barrier, with a peak rating of 22.3%. So Ji Sub's action scenes have been particularly praised, with many considering him an 'action master'. | So Ji Sub has been making headlines with his latest drama '김부장', where he plays the role of a former secret agent. The show has broken the 20% viewership barrier, with a peak rating of 22.3%. So Ji Sub's action scenes have been particularly praised, with many considering him an 'action master'.