Kim Jeong-ho's father died due to an erroneous map. Because of this, Kim Jeong-ho has a strong desire to make his own map. He begins a complete block map of Joseon.
차승원
as Kim Jeong-ho
유준상
as Heungseon Daewongun
남지현
as Soon-sil
남경읍
as Kim Jwa-geun
김인권
as Ba-woo
신동미
as Woman from Yeoju
Jeong Bong-yeon
as Roman Catholic Assembly Hall Officer 1
Yang Hae-gil
as Roman Catholic Assembly Hall Officer 2
Lee Myung-ho
as Hong Gyeong-rae
한규원
as Catholic Assembly Man 1
이다일
as Catholic Assembly Man 2
Lee Tae-geom
as Kim Min-jae
