Gurus in the late Goryeo dynasty try to obtain a fabled, holy sword, and humans in 2022 hunt down an alien prisoner that is locked in a human's body. The two parties cross paths when a time-traveling portal opens up.
Country: South Korea
Directors: Choi Dong-hoon
Casts: Ryu Jun-yeol as Mureuk, Kim Woo-bin as Guard, Kim Tae-ri as Lee An, So Ji-sub as Moon Do-seok, Yum Jung-ah as Heuk-seol, Jo Woo-jin as Cheong-woon, Kim Eui-sung as Ja-jang, Lee Ha-nee as Min Gae-in, Shin Jung-geun as Woo Wang, Lee Si-hoon as Jwa Wang, Kim Dae-myung as Thunder (voice), Kim Ki-chun as Gae-ttong, Yoon Byung-hee as Shaman, Yoon Kyung-ho as Sam-sik, Ok Ja-yeon as Fellow Doctor, Lee Hyun-geol as Shaman 2, Kim Hae-sook as Old lady, You Chea-myung as Supervisor, Jeon Yeo-been as Hong Yeon-nyeon, Choi Yu-ri as Lee An