The Devil You Know (2025)

The Devil You Know (2025) poster

Yu-jeong is a star English tutor, popular nationwide for her lessons and beauty. She has the perfect life going on- her education business is blooming, she has a successful doctor husband and a loving daughter. One day, she meets Sun-hee from a volunteer group. He seems like a friendly guy with charms. Gang-su, Yu-Jeong's childhood friend who is like a little brother to her, however warns her about Sun-hee that he has a bad reputation even among gangsters. But what Yu-jeong doesn't realize is that Sun-hee is a narcissistic sociopath- until it's too late. Meanwhile, Sun-hee's gang brothers steal money behind his back, and Sun-hee's old time friend approaches him to start a new drug business. Yu-jeong fights tooth and nails to break free from Sun-hee and enlists Gang-su's help- and everything turns deadly when it all reaches a boiling point.

Director: Hyun Woo-sung
Genre: Thriller, Crime
Runtime: 104 min
Release Date:

Cast

Country: South Korea
Language: 한국어/조선말
Original Language: ko
More Films by Director: Hyun Woo-sung
More Films in Genre: Thriller, Crime

Frequently Asked Questions

What is The Devil You Know about?
Yu-jeong is a star English tutor, popular nationwide for her lessons and beauty. She has the perfect life going on- her education business is blooming, she has a successful doctor husband and a loving daughter. One day, she meets Sun-hee from a volunteer group. He seems like a friendly guy with charms. Gang-su, Yu-Jeong's childhood friend who is like a little brother to her, however warns her about Sun-hee that he has a bad reputation even among gangsters. But what Yu-jeong doesn't realize is that Sun-hee is a narcissistic sociopath- until it's too late. Meanwhile, Sun-hee's gang brothers steal money behind his back, and Sun-hee's old time friend approaches him to start a new drug business. Yu-jeong fights tooth and nails to break free from Sun-hee and enlists Gang-su's help- and everything turns deadly when it all reaches a boiling point.
Who directed The Devil You Know?
The Devil You Know was directed by Hyun Woo-sung.
Who stars in The Devil You Know?
The Devil You Know stars Han Chae-young, Hyun Woo-sung, Jang Eui-soo.
How long is The Devil You Know?
The Devil You Know has a runtime of 1h 44m (104 minutes).
What genre is The Devil You Know?
The Devil You Know is a Thriller, Crime film.
Where was The Devil You Know produced?
The Devil You Know was produced in South Korea.