Into the Ring

Jin-Ah Im

Goo Se Ra

Park Sung-hoon

Seo Gong-myeong

Ahn Nae-sang

Jo Maeng-deok

Da-in Yoo

Yoon Hee Soo

Shin Do-Hyun

Jang Han-bi

Kim Mi-Soo

Kwon Woo Young

Han Joon-Woo

Kim Min Jae

Kim Hyeon-mok

Jung Yong Gyu

Park Sung-Geun

Lee Dae Cheol

Go Choi

Kim Ja Ryong

Jang Hye-jin

Kim Sam-sook (Se-ra's mother)

Dong-min Oh

Go Dong-chan

Seo Jin-won

Shim Jang Yang

Ahn Kil-kang

Goo Young Tae (Se Ra's father)

Dong-kyu Han

Jang Ha-woon

Chang-jik Lee

Si Dan-gyoo

Yun Ju-sang

Bong Choo-san

Bae Hae-sun

Won So Jung