
Queen Mantis
S1 · E1IMDB:
7.3
Released
9/5/2025
Duration
1h 0m
Genre
Crime, Mystery, Drama
Country
South Korea
Cast
Ko Hyun-jung, Jang Dong-yoon, Cho Seong-ha
Overview
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.

Queen Mantis
Season 1 · Episode 1IMDB:
7.3Released
9/5/2025
Genre
Crime, Mystery, Drama
Cast
Ko Hyun-jung, Jang Dong-yoon, Cho Seong-ha
Duration
1h 0m
Country
South Korea
Overview
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.
Episodes
EP 1AvailableEpisode 1
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.

Episode 1
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.
EP 2AvailableEpisode 2
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.

Episode 2
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.
EP 3AvailableEpisode 3
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.

Episode 3
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.
EP 4AvailableEpisode 4
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.

Episode 4
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.
EP 5AvailableEpisode 5
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.

Episode 5
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.
EP 6AvailableEpisode 6
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.

Episode 6
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.
EP 7AvailableEpisode 7
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.

Episode 7
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.
EP 8AvailableEpisode 8
After a tense hostage exchange, I-shin confronts her protégé. Su-yeol makes a grim discovery about his family's fractured past.

Episode 8
After a tense hostage exchange, I-shin confronts her protégé. Su-yeol makes a grim discovery about his family's fractured past.
Cast

Jeong Yi-shin
Ko Hyun-jung

Cha Su-yeol
Jang Dong-yoon

Joong-ho
Cho Seong-ha

Na-hee
Lee El

Lee Jung-yeon
Kim Bo-ra

Jung Hyeon Nam [I Sin's father]
Lee Hwang-eui

Bae Seong Gyu [Detective]
Kim Min-ho

Choi Hyeok [Detective]
Kim Tae-jeong

Son Ji An [Detective]
Park Wan-Hyeong

Seo A Ra [Jung Yeon's friend]
Han Dong-hee

Seo Gu Wan
Lee Tae-gu

Hong Seung Pyo [Police commissioner general]









