The BEST episodes of The Devil season 1

Every episode of The Devil season 1, ranked from best to worst by thousands of votes from fans of the show. The best episodes of The Devil season 1!

When Homicide Detective Kang Oh Soo hit a dead end in his investigation of two seemly unrelated murders, except for the Tarot cards left behind at both crime scenes, he sought help from Seo Hae In, a woman with Token-object reading ability.

Last Updated: 10/25/2025Network: KBS 2Status: Ended

8.00

1 votes

#1 - Episode 16

Season 1 - Episode 16 - Aired 5/10/2007

The clues towards the mastermind seem to be pointing in one direction... a dead man, Jeong Tae Seong.

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8.00

1 votes

#2 - Episode 17

Season 1 - Episode 17 - Aired 5/16/2007

Another friend, Sun Ki, has been murdered and one of Kang Oh Soo's few remaining friends, Suk Jin, is the main suspect.

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8.00

1 votes

#3 - Episode 18

Season 1 - Episode 18 - Aired 5/17/2007

To prove his friends' innocence Kang Oh Soo has to seek help from Oh Seung Ha.

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8.00

1 votes

#4 - Episode 19

Season 1 - Episode 19 - Aired 5/23/2007

Kang Oh Soo finds Suk Jin's alibi but it will have ramifications he didn't expect.

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8.00

1 votes

#5 - Episode 20

Season 1 - Episode 20 - Aired 5/24/2007

Tragedy finally reaches Kang Oh Soo's family. Its time to settle things with Oh Seung Ha once and for all, man-to-man.

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8.00

3 votes

#6 - Episode 7

Season 1 - Episode 7 - Aired 4/11/2007

While continuing to chase leads, Kang Oh Soo is forced to deal with a darkest part of his past.

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7.18

33 votes

#7 - Episode 1

Season 1 - Episode 1 - Aired 3/21/2007

Detective Kang Oh Soo hits a dead end with 2 murders so his superior, Ban Chang Ho, suggests they go see a person he knows, So Hae In, with psychic powers that can help.

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7.15

33 votes

#8 - Episode 2

Season 1 - Episode 2 - Aired 3/22/2007

The person who last spoke to the murdered lawyer happens to be a lawyer himself, Oh Seung Ha. Kang Oh Soo is worried about his testimony as it doesn't exactly line up with what they already know.

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7.13

32 votes

#9 - Episode 4

Season 1 - Episode 4 - Aired 3/29/2007

Kang Oh Soo and Oh Seung Ha's lives continue to intertwine when, while celebrating his friend's release from jail, he finds out that Seung Ha was his lawyer.

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7.06

31 votes

#10 - Episode 6

Season 1 - Episode 6 - Aired 4/5/2007

Now certain that there is a connection and a mastermind behind the murders, Kang Oh Soo tries to get cooperation from Oh Seung Ha.

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7.03

31 votes

#11 - Episode 3

Season 1 - Episode 3 - Aired 3/28/2007

So Hae In's gifts help find the killer who turned himself in but his lawyer turns out to be someone we know: Oh Seung Ha.

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7.03

31 votes

#12 - Episode 5

Season 1 - Episode 5 - Aired 4/4/2007

As more tarot cards and packages turn up, Kang Oh Soo is desperate to find the connection to the killer, as one of his friends has now lost his life.

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7.00

30 votes

#13 - Episode 8

Season 1 - Episode 8 - Aired 4/12/2007

Kang Oh Soo is able to find the person who killed his friend Dae Sik and again the suspect turns out to be a Oh Seung Ha client.

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7.00

29 votes

#14 - Episode 9

Season 1 - Episode 9 - Aired 4/18/2007

Detective Kang Oh Soo confronts the person he thinks is responsible for the murders, and asks for revenge to be taken out on him.

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7.00

29 votes

#15 - Episode 10

Season 1 - Episode 10 - Aired 4/19/2007

Reporter Sung Joon Pyo has been paying close attention to the murder cases and is himself linked to what happened those many years ago.

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7.00

29 votes

#16 - Episode 11

Season 1 - Episode 11 - Aired 4/25/2007

Kang Oh Soo continues to struggle with his past as the murders and threats continue to get closer to home.

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7.00

29 votes

#17 - Episode 12

Season 1 - Episode 12 - Aired 4/26/2007

Reporter Sung Joon Pyo thinks he may have found the missing link of everything going on and confronts the possible mastermind on his own.

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7.00

29 votes

#18 - Episode 13

Season 1 - Episode 13 - Aired 5/2/2007

Kang Oh Soo investigates Reporter Sung Joon Pyo's death and can't figure out how his friend might be involved.

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7.00

29 votes

#19 - Episode 14

Season 1 - Episode 14 - Aired 5/3/2007

While investigating the death of Sung Joon Pyo, Kang Oh Soo finds out that Sung Joon Pyo extorted money from his dad 12 years ago and was at it again.

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7.00

2 votes

#20 - Episode 15

Season 1 - Episode 15 - Aired 5/9/2007

Though Kang Oh Soo is injured while investigating the murder cases, he feels that he is getting close to finding the mastermind behind it all.

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