2025 · 1h 37m · Documentary
Genres: Documentary
The documentary production team, which was tracking the connection between Gutenberg and Goryeo metal types, finds the "Pope´s Letter to King of Goryeo" in the Vatican archives.
Director: Woo Kwang-hoon
Writers: Woo Kwang-hoon
Cinematography: Lee Dong-sam
Editor: Lee Jae-hee