Potato (1968)

Bok-nyeo gets married to a poor Joseon's aristocrat and lives a hard life to survive. She pays her family's living by catching caterpillars in a forest reserve. But she loses her job in the reserve and her husband disappears after borrowing money from a Chinese. In order to repay the husband's debt to the Chinese, she works in his vegetable farm. Later her husband comes back and suspects Bok-nyeo and the Chinese might have had an affair. He tries to kill him only to be killed.