S01E03: Episode 3

The king orders Gu-cheon to save the prince — or die. Forced to enter the spirit realm, he comes face-to-face with the ghost of a former royal guard.

Season 1

Nam Joo-hyuk
Nam Joo-hyuk
Gu-cheon
Roh Yoon-seo
Roh Yoon-seo
Saeng-gang
Cho Seung-woo
Cho Seung-woo
King
Jang Young-nam
Jang Young-nam
Queen Dowager