Second Lead Syndrome

Gong Tae Kwang (played by Yook Sung Jae)

Go Chung Myung (played by Lee Do Hyun)

Shin Se Gi (played by Ji Sung)

Chil Bong Yi (played by Yoo Yeon Seok)

Seo Ha Joon (played by Ji Soo)

Baek In Ho (played by Seo Kang Joon)

Baek Kyung (played by Lee Jae Wook)

Lee Do Hwa (played by Jung Gun Joo)

Moon Jae Shin (played by Yoo Ah In)

Choi Young Do (played by Kim Woo Bin)

Han Seo Jun (played by Hwang In Yeop)

Yoon Ji Hoo (played by Kim Jung Hyung)