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The Best Episodes of Mary Kills People

Every episode of Mary Kills People ranked from best to worst. Let's dive into the Best Episodes of Mary Kills People!

Binge this in 10h 58m•Peaking at 8.5/10

A black comedy about a doctor who illegally helps terminally ill patients with euthanasia and a detective who tracks down her illegal activities.

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Episode Rankings

  1. #1 Fan Favorite
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    Mary Kills People Season 1 Episode 2 - Why Do You Do this?
    8.5/10(10 votes)

    #1 - Why Do You Do this?

    S1:E2

    Wu So-jung begins to cross a line as she develops feelings towards Hyeon-woo (Lee Min-ki)

    Director:Unknown
    Writer:Unknown

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  2. Mary Kills People Season 1 Episode 1 - Do You Want to Finish?
    8.4/10(10 votes)

    #2 - Do You Want to Finish?

    S1:E1

    A terminal patient, Hyun-woo, requests assisted death from the doctor, Wu So-jung (Lee Bo-young), and her assistant Dae-hyun (Kang Ko-young).

    Director:Unknown
    Writer:Unknown

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  3. Mary Kills People Season 1 Episode 3 - I'll Send You Wherever You Want
    8.0/10(1 votes)

    #3 - I'll Send You Wherever You Want

    S1:E3

    So-jung and Dae-hyeon become trapped, as the police investigation closes in.

    Director:Unknown
    Writer:Unknown

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  4. Mary Kills People Season 1 Episode 4 - What You Are Doing Now Is Murder!
    8.0/10(1 votes)

    #4 - What You Are Doing Now Is Murder!

    S1:E4

    So-jung makes a dangerous deal with a drug dealer Gwang-chul (Baek Hyun-jin) in order to acquire the euthanasia drug. The police investigation into the case is becoming increasingly fraught.

    Director:Unknown
    Writer:Unknown

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  5. Mary Kills People Season 1 Episode 5 - Over Time, It May Become a Human Right
    8.0/10(1 votes)

    #5 - Over Time, It May Become a Human Right

    S1:E5

    So-jeong, who brought Si-hyeon out of the hospital, is found injured and abandoned on the street. Dae-hyeon, who finds out about this, goes to find Gwang-cheol.

    Director:Unknown
    Writer:Unknown

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  6. Mary Kills People Season 1 Episode 6 - You Are Being Arrested on Suspicion of Murder
    8.0/10(1 votes)

    #6 - You Are Being Arrested on Suspicion of Murder

    S1:E6

    When patient Yoon-hee (Yang Jo-ah) suddenly dies at Maria Welfare Hospital, So-jeong (Lee Bo-young) and Father Yang (Kwon Hae-hyo) are investigated by the police as suspects for murder.

    Director:Unknown
    Writer:Unknown

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    7. Trending NowTRENDING NOW

    The 20 WORST Episodes of Mary Kills People

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  7. Mary Kills People Season 1 Episode 8 - Are You Saying We Should Have a Funeral before We Die?
    8.0/10(1 votes)

    #7 - Are You Saying We Should Have a Funeral before We Die?

    S1:E8

    Yena (Yoon Ga-i) goes on a final trip with Geon-su (Kang Ki-dong), and Gwang-cheol (Baek Hyun-jin) starts a business of assisted death targeting the rich, which brings him into conflict with So-jeong (Lee Bo-young).

    Director:Unknown
    Writer:Unknown

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  8. Mary Kills People Season 1 Episode 9 - Please, Save Me from This Pain
    8.0/10(1 votes)

    #8 - Please, Save Me from This Pain

    S1:E9

    Yena (Yoon Ga-i) embarks on her final journey with Geon-su (Kang Ki-dong), and Gwang-cheol (Baek Hyun-jin) clashes with So-jeong (Lee Bo-young) as he begins a business of assisted death targeting the rich.

    Director:Unknown
    Writer:Unknown

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  9. Mary Kills People Season 1 Episode 10 - The Situation Is Getting Out of Control and Dangerous
    8.0/10(1 votes)

    #9 - The Situation Is Getting Out of Control and Dangerous

    S1:E10

    So-jeong (Lee Bo-young) is attacked by the police at the scene of an assisted death due to Gwang-cheol's (Baek Hyun-jin) scheme. Unable to stand by and watch, So-jeong (Lee Bo-young) steps in herself.

    Director:Unknown
    Writer:Unknown

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  10. Mary Kills People Season 1 Episode 11 - There Is No Place to Run Anymore
    8.0/10(1 votes)

    #10 - There Is No Place to Run Anymore

    S1:E11

    So-jeong (Lee Bo-young) decides to save Mi-young (Woo Mi-hwa) and asks Ji-hoon (Lee Min-ki) for help. Ji-hoon (Lee Min-ki) demands she confess everything...

    Director:Unknown
    Writer:Unknown

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  11. Mary Kills People Season 1 Episode 12 - There Are Definitely Patients Who Need Euthanasia
    8.0/10(1 votes)

    #11 - There Are Definitely Patients Who Need Euthanasia

    S1:E12

    Dae-hyun (Kang Ki-young), who has just been released from prison, visits So-jeong (Lee Bo-young), who works at Maria Welfare Hospital. Meanwhile, Seon-ju (Kim Young-ok), a terminally ill breast cancer patient, appears before them.

    Director:Unknown
    Writer:Unknown

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  12. Mary Kills People Season 1 Episode 7 - Can We Turn Away from Such Pain for Fear of Criticism?
    7.0/10(1 votes)

    #12 - Can We Turn Away from Such Pain for Fear of Criticism?

    S1:E7

    Dae-hyun (Kang Ki-young) is offered a judicial deal. Meanwhile, Ye-na's (Yoon Ga-i) older brother, Geon-su (Kang Ki-dong), visits So-jeong (Lee Bo-young) and asks her to help him.

    Director:Unknown
    Writer:Unknown

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Best Episodes Summary

"Why Do You Do this?" is the best rated episode of "Mary Kills People". It scored 8.5/10 based on 10 votes. Directed by Unknown and written by Unknown, it aired on 8/2/2025. This episode scored 0.1 points higher than the second highest rated, "Do You Want to Finish?".