Queen Mantis Episode 4 Review: The Thrill Continues as Yi-shin Makes the Ultimate Escape

In the last episode, Su-yeol’s doubts surrounding Yi-shin’s murder history come to fruition when he figures out that before she became the infamous Mantis, she had killed her husband, Su-yeol’s father, which started it all. With a copycat killer on the loose, things start to spiral.

Queen Mantis episode 4 has a runtime of 60 minutes.

  • Queen Mantis Kdrama Cast

    Go Hyun-jung, Jang Dong-yoon, Jo Sung-ha, Lee El, Kim Bo-ra, Lee Hwang-ui, Kim Min-ho, Kim Tae-jung, Park Wan-hyung

  • Queen Mantis Series Writer

    Lee Young-jong

  • Queen Mantis 2025 Director

    Byun Young-joo

  • Original Title

    사마귀: 살인자의 외출 / The Mantis: Original Sin

Queen Mantis Episode 4: Jang Dong-yoon
Queen Mantis Episode 4: Jang Dong-yoon

Queen Mantis Episode 4 Recap

The episode opens some time in the past when Jung-ho stops a domestic violence case from playing in the street and runs into Yi-shin. Although he tried his best to help those in need of the police, the town was so steeped in crime that it was the only normal… until she came around to disrupt the status quo.

In the present, Su-yeol’s team are confused about how he gets his hunches right every time. They refuse to buy the notion that it’s all a coincidence, and Na-hee decides to look deeper into it. Meanwhile, Su-yeol visits his grandfather, Hyun-nam, who tells him the truth about what kind of man his father was and corroborates what happened that night. Either way, he implores him to give up this quest so as not to be dragged in deeper; however, Su-yeol, feeling responsible for the murders, refuses to stop looking.

Queen Mantis Episode 4: Lee Chang-min
Queen Mantis Episode 4: Lee Chang-min

Either way, he goes looking for answers to Yi-shin, asking her whether anyone could’ve seen her murder his father, and she tells him about their alcoholic neighbour’s son, Min-jae, who might have seen her attack his father. He tells Jung-ho all of this information, and he asks him to keep this between them so as not to expose his connection to Yi-shin, and promises to look into Min-jae.

Elsewhere, while snooping around, Jung-yeon comes across Min-jae in front of Su-yeol’s childhood home, who appears to be quite nice, but is a raging psychopath behind closed doors. Either way, he gives her and her friend a ride home and meets Su-yeol, who is shocked to see their suspect in front of him. Either way, Min-jae shows great reverence for Yi-shin, who was kind to him when no one else was, which leaves Su-yeol rather confused.

Queen Mantis Episode 4: Go Hyun-jung
Queen Mantis Episode 4: Go Hyun-jung

Su-yeol and Jung-ho start to trace Min-jae right after, after the former realises that Min-jae has been stalking him. He goes to the vehicle storage site to investigate and finds several shocking dioramas of the murder sites. Min-jae arrives before Su-yeol can get out of the place, and the two get into a fight, after which he asks him whether he met “their” mother.

Two things happen simultaneously – Yi-shin poisons the guard in her prison and makes a run for it, while Gu-wan wakes up and attacks Na-hee, eventually also making a run for it. Meanwhile, Min-jae is arrested as well on suspicion of murder, but he gives them an alibi that he tries to verify. However, in the middle, Su-yeol and Na-hee start to follow Gu-wan, but he is eventually run over by a car.

Queen Mantis Episode 4: Lee Tae-gu
Queen Mantis Episode 4: Lee Tae-gu

With his dying breath, he tells him that he knows about his connection with the Mantis and will tell the world the truth. Furthermore, he states that he knows that Su-yeol wants him dead as well and mentions that he is jealous of him. He eventually dies on the street.

Su-yeol is frustrated with Na-hee not following orders or filling him in before meeting Gu-wan, but she seems defiant, even threatening to get him into trouble by telling everyone that his squad is against him. However, Su-yeol’s troubles are just starting – with Yi-shin now out and no idea about her whereabouts, things are about to get crazier. Unfortunately for him, Yi-shin has arrived at his home in front of his wife.

Queen Mantis Episode 4 Review

Queen Mantis Episode 4: Go Hyun-jung
Queen Mantis Episode 4: Go Hyun-jung

Well, what a thrilling set of situations for the entire set of characters, all of whom seem to be constantly two steps behind the Mantis! I am extremely excited to see where the series goes. Although I am quite sure that Queen Mantis will not show Jung-yeol’s death, because Yi-shin isn’t stupid, I can’t wait to see his expression when he finally realises the truth. Other than that, the series is holding on to its mystery so well that I can’t help but be on edge throughout. All in all, the series is extremely enjoyable and brings forth an air of dread that is difficult to overcome.

Also Read: Queen Mantis Season 1 Review

REVIEW OVERVIEW

Overall

SUMMARY

Queen Mantis episode 4 continues on a thrilling ride and gives us a tense atmosphere that will leave you breatheless.
Archi Sengupta
Archi Sengupta
Archi Sengupta, a writer for over seven years, is an Engineering graduate with a Master’s degree in Mass Communication. She enjoys watching horror movies and TV shows, Korean content, and anything that thrills and excites her.

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Queen Mantis episode 4 continues on a thrilling ride and gives us a tense atmosphere that will leave you breatheless.Queen Mantis Episode 4 Review: The Thrill Continues as Yi-shin Makes the Ultimate Escape