Bae Yong-joon is a South Korean businessman and former actor. He has starred in numerous television dramas, including, notably, Winter Sonata which became a major part of the Korean Wave. Bae retired from acting after 2007, but remains active as the chairman of management agency KeyEast.

Gwanggaeto the Great was the nineteenth monarch of Goguryeo. His full posthumous name means "Entombed in Gukgangsang, Broad Expander of Domain, Peacemaker, Supreme King", sometimes abbreviated to Hotaewang. His era name is Yeongnak and he is occasionally recorded as Yeongnak Taewang. Gwanggaeto's imperial reign title meant that Goguryeo was on equal standing as an empire with the imperial dynasties in China.