character - Kim In-woo

character - Ryu Jin

character - Jin Ji Ham [Jung Sang's senior]

character - Kang Dae-seong

character - Jo Hwan Seung

character - Self

character - Park Hwi-Kyung

character - Self

character - Han Yoon-jae

character - Cheon Baek-gyeong

character - Jang Do Hyung / Seo Ji Hoon

character - Lee Jung-hwan

character - Kim Jae-joon

character - Yoon Tae-woong

character - Shin Myeon

character - Han Seung-Uk

character - Lee Min-Woo

character - Park Tae-joon

character - Kang Suk-hoon

character - Se-hoon

character - Kim Young Min

character - Lee Min-woo