Both Korean story involved a young man raised by gangster/killer/evil mastermind. Both young man has grown up to know what is right from wrong.

Both female lead played the role of undercover, secret spy. She is beautiful, both male lead fell for her. Their relationship growth stronger and danger

Both involved a married man with a young beautiful woman. Sizzling love. What is the consequent of their lusting relationship will bring them, especially the secret mistress.

Both has lust. Both bond right away. Both knowing the danger of the relationship. They were good together but the situation surrounding make it impossible

Both movie has the lust vibe. The lust has put them in trouble. The forbidden love. The list that shouldn’t have happen. The uncontrollable love vs political

Both stories - female leads are college student, young, beautiful, innocent, kind,
Both has male leads that is a spy, or from enemy side.
Both have romance, but they are playing a danger relationship

Both story happened during war time. Both has strong male and female leads. Both has strong love relationship, strong bond till the end. Culture revolution.

Both are true story. Korean movie during Japanese suppression. Both has romance. Both has strong male and female figures.

Both Korean movies involved art. Poems vs voice (song). Both tell stories. Both captures peoples hearts. Both are true stories

Both movies has a stubborn man with a strong hearted woman stayed with him till the end. Great movies. They changed the history and literature

Both Korean historical movies has very strong man royal to a fault. Smart and stubborn. The make the history. They tactical. Both movies has a woman that stay tight and support the man till the end

Both movie has to do with words collection, creation, books. It takes years, perseverance, sacrify, for the love of literature. As a result, it changes the history