Lee Jun Ki�and his co-stars were serious about their work at their script reading for the upcoming KBS 2TV Wed-Thurs drama 'Joseon Gunman'!

SEE ALSO: Lee Jun Ki confirmed for new KBS 2TV Wednesday-Thursday drama, 'Joseon Gunman'

Lead stars Lee Jun Ki and Nam Sang Mi�as well as Jeon Hye Bin, Han Joo Wan, Choi Jae Sung, Yoo Oh Sung, Choi Jong Won, Ahn Suk Hwan, Lee Min Woo, Lee Dong Hwi, and more recently attended their script reading at KBS Hall in Yeouido, Seoul.

Lee Jun Ki shared his goal to be the best actor that he can be, "I will spend the hot summer with my daesunbaenims and colleagues. After meeting all of you like this today, I think only I need to do well... I will never stop studying and working to be known as the hardest working actor."

The drama about the growth of a man who used to be Joseon's best swordsman�will be Lee Jun Ki's first historical drama in two years. His character Park Yoon Kang�throws away the sword for the gun when his father and the female lead die from the sword.�

'Joseon Gunman' will premiere following�'Golden Cross' on June 25!