Gwanggaeto the Great, is a historical drama based on the life of the nineteenth monarch of Goguryeo, Gwanggaeto the Great.

After his father's death, Dam Duk rises to the throne and vows to restore Goguryeo to its former glory. His struggle would later form the basis of a popular Korean legend. He would regain stolen land from Baekjae, and he will defeat many other smaller kingdoms in the process.