
"An ancient man-eating monster awakens."
Ancient Korea, 1506. The tyrannical King Yeonsan-gun of Joseon is overthrown by his half-brother Jung-jong, whose reign begins with a blood bath. Over the years, traitors plot against him, sinking the kingdom into chaos. In 1528, frightened rumors come to royal palace, regarding a mysterious creature, known as Monstrum by the peasants.
Yun-gyeom

Seong-han / Mulgoe (voice)

Myeong-i

Royal Court Officer Heo

Sim-un

King Jung-jong

Jin-yong

Grandpa Song

Mo-gae

Mak-gae

First Vice-Premier

Second Vice-Premier

Court Minister

Kang-nyeo
Myeong-i's Mom

Young Myung

In Duk

Mother

Government Official
Eunuch

Peddlers Group Leader

Peddler

Peddler

Merchant
Search Party Wife
Search Party Member

Fighter

Forced Conscripted Citizen

Unknown Role

Kid

Old Man with Backpack