Queen Mantis backdrop
Crime•Mystery•Drama

The Worst Episodes of Queen Mantis

Every episode of Queen Mantis ranked from worst to best. Explore the Worst Episodes of Queen Mantis!

Binge this in 8h 2m•Peaking at 8.6/10

Cha Su-yeol, a police officer who has long despised his mother, the notorious 'Mantis' serial killer, must reluctantly turn to her for help when a copycat killer emerges.

Airs on
SBS
BestEpisodes
WorstEpisodes
BestSeasons
AllEpisodes

Seasons1

All1

Episode Rankings

  1. #1 Worst Episode
    Click to reveal
    Queen Mantis Season 1 Episode 2 - Episode 2
    8.3/10(56 votes)

    #1 - Episode 2

    S1:E2

    The culprit has been arrested, but the victim’s whereabouts remain unknown. Su-yeol struggles to save a life as I-sin reveals her true intentions.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  2. Queen Mantis Season 1 Episode 5 - Episode 5
    8.3/10(47 votes)

    #2 - Episode 5

    S1:E5

    Su-yeol finds I-shin in his home after she vanishes under police watch. The killer demands to speak to I-shin and gives her a hint about the plan.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  3. Queen Mantis Season 1 Episode 6 - Episode 6
    8.3/10(46 votes)

    #3 - Episode 6

    S1:E6

    Shaken by recent events, Su-yeol attempts to confide in Lee Jung-yeon. During a tense call, I-shin manipulates the killer into exposing a crucial lead.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  4. Queen Mantis Season 1 Episode 4 - Episode 4
    8.4/10(47 votes)

    #4 - Episode 4

    S1:E4

    The culprit begins to close in on Su-yeol's family. I-shin pressures Su-yeol to take action — but she happens to be the one threatening his family.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  5. Queen Mantis Season 1 Episode 7 - Episode 7
    8.4/10(43 votes)

    #5 - Episode 7

    S1:E7

    As Jung-yeon copes with the truth of Su-yeol's past, the killer reveals their identity — and takes a hostage, forcing Su-yeol into a dangerous bargain.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  6. Queen Mantis Season 1 Episode 8 - Episode 8
    8.4/10(50 votes)

    #6 - Episode 8

    S1:E8

    After a tense hostage exchange, I-shin confronts her protégé. Su-yeol makes a grim discovery about his family's fractured past.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

    7. Trending NowTRENDING NOW

    The 20 BEST Episodes of Queen Mantis

    READ
  7. Queen Mantis Season 1 Episode 3 - Episode 3
    8.5/10(53 votes)

    #7 - Episode 3

    S1:E3

    I-shin offers assistance with the investigation, but it's unclear why she would help a cop. Su-yeol unravels the origins of I-shin's murderous instinct.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  8. Queen Mantis Season 1 Episode 1 - Episode 1
    8.6/10(66 votes)

    #8 - Episode 1

    S1:E1

    When a series of terrible murders ensues in a residential area, Cha Su-yeol is forced to seek help from Jeong I-sin, a serial killer from the past.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

Worst Episodes Summary

"Episode 2" is the worst rated episode of "Queen Mantis". It scored 8.3/10 based on 56 votes. Directed by Unknown and written by Unknown, it aired on 9/6/2025. This episode scored 0.0 points lower than the second lowest rated, "Episode 5".