The fifth episode of the 500 Years of Joseon Dynasty series depicts the history of the Imjin War, also known as the Seven Year War, where the newly unified Japan was led by Toyotomi Hideyoshi and invaded Korea twice, from 1592 to 1598. The fighting in this extended period includes the famous naval battles under Admiral Lee Soon Shin.

Seo In-hwa, an art student striving to escape her mother's past, is driven into the world of hostess bars by powerful men, rising to the top to seek revenge on those who ruined her life.