Centuries-long tensions between Joseon Korea and Ming China come to a head under the rule of King Sejong (Ahn Sung Ki). As a Chinese envoy pressures the King for more tribute, a thousands-strong army slowly makes the march towards the Joseon court. Fast running out of time, warrior Chang Kang (Hur Jun Ho) plans a counterattack revolving around the construction of a powerful weapon.
Centuries-long tensions between Joseon Korea and Ming China come to a head under the rule of King Sejong (Ahn Sung Ki). As a Chinese envoy pressures the King for more tribute, a thousands-strong army slowly makes the march towards the Joseon court. Fast running out of time, warrior Chang Kang (Hur Jun Ho) plans a counterattack revolving around the construction of a powerful weapon.
