The Devil You Know

Where to Watch The Devil You Know (2025) Online Free

The Devil You Know is available to watch online on MyFlixer in high definition. Released in 2025, this thriller film can be streamed instantly from the player above on any phone, tablet, laptop or smart TV, and you never need to create an account.

The Devil You Know brings together Han Chae-young, Hyun Woo-sung, Jang Eui-soo and Kim Hye-eun under the direction of Hyun Woo-sung. It runs 1h 44m and holds a 5.5/10 average rating on TMDB from 2 votes. The thriller and crime movie was released on June 20, 2025 (South Korea), originally in Korean.

Plot summary: 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.

Every server on this page delivers The Devil You Know in HD, so choose whichever loads fastest in your region. If you enjoy thriller and crime movies like this one, The Seven-Ups, The Chronicles of Evil and The Quiller Memorandum are excellent picks to queue up next, and they are all free to stream on MyFlixer.

The Devil You Know Streaming FAQ

Can I watch The Devil You Know for free on MyFlixer?

Yes. The Devil You Know streams completely free on MyFlixer (also known as MyFlixerz). There is no subscription, no credit card and no account required.

Is The Devil You Know available in HD?

Yes. The servers offer The Devil You Know in HD quality (720p or 1080p depending on the source) and playback adapts to your connection speed.

How long is The Devil You Know?

The Devil You Know has a runtime of 1h 44m, so set aside a little more than that for the full movie.

What should I do if The Devil You Know will not play?

Switch to another server using the buttons above the player. Most playback problems are solved by choosing a different server or refreshing the page.