Season 1, Episode 18

Episode 18

Air Date: 2018-02-25

Overview: As O-gong prepares to sacrifice himself in place of Seon-mi, Devil King Woo, feeling sorry for both, tries to solve the mystery behind the Geumganggo.

Runtime: 76 minutes

Cast

Lee Seung-gi

Cha Seung-won

Oh Yeon-seo

Lee Hong-gi

Jang Kwang

Lee El

Lee Se-young

Kim Seung-o

Sung Hyuk

Yoon Bo-ra

Sung Ji-ru

Jung Jae-won

Kal So-won

Song Jong-ho

Kim Ji-soo

Michael K. Lee