as

Self - Mentor

as

Kim Nam-Joon

as

Do Gwang-Woo

as

Self - Guest

as

Roman Lee

as

Kim Sang Soo

as

Lord Chang Won

as

Park Doo-ho

as

Jin Yong-Suk

as

Gyo-ki

as

Min Soo

as

南周承

as

Ran's Ex-lover

as

Kang Hyung-Woo

as

Bae Ji-Hoon

as

Shi-Hoo

as

Yeon-seong

as

Min Tae-hyeon

as

Kang Se-ki

as

Young-eun

as

Jung-dae

as

Yong Joon [Kyung Min's college friend]

as

Joon-ho, Kyung-min's college friend

as

Kim Soo-jin

as

South Korean Soldier