Starring in a KBS Korean drama scheduled to air sometime at the end of this year. The following is some info regarding the drama:
"The Age of Emotions"
The story of youths who go through growing pains of love, patriotism, and friendship in the 1930s in Shanghai, China. Kim Hyun Joong plays the role of a mischievous hero, Shin Jung-tae, who is normally a bit off and careless but loves his family, taking over the back alleys of Shanghai with his fist alone. He is the best fighter in the continent and a romanticist.
P/S: this story's background depicts the Japanese occupation era in Korea and it had been reported, previously, the drama will be aired in November.
Cr. @5StarAS1 & @FortheLoveofKHJ
source: http://news.nate.com/view/20130705n03114