My recommended Korean classic movies:

1. 'The Furnace' - reveals the corruption of human nature driven by power and desire, and draws the attention of Korean society to the law on sex crimes.

2. 'Hope' - Based on a true incident, the movie tells the story of an underage girl's recovery and family support after being sexually abused.

3. 'The Defenders' - A drama that explores issues of law and justice in South Korea against the backdrop of Roh Moo-hyun.

4. 'I Love You' - A heartfelt story of love in old age and the warmth and power of love.

5. 'Memories of Murder' - A serial murder story that reveals the complexity of human nature and the dark side of society.

6. "The Gift of Room 7" - A heartwarming story of a mentally retarded father and his daughter, reflecting on the society's attitude towards the disadvantaged.

7. "The New World" - A struggle between gangsters and police, exploring the boundaries of justice and humanity.

8. "Live Horror" - A horror movie with a live broadcast theme, reflecting on media and social issues.

9. 'Parasite' - A relationship between two families, revealing the complexity of human nature and social injustice.

10. 'The Sunshine Sisters' - a story of female friendship, reflecting on the meaning of youth and growing up.