Key takeaways
- Jeon Hye Bin plays Jung Joo Hee, an arts high school principal and contemporary dancer making a special appearance in Episode 9 of Flex x Cop 2.
- Joo Hyun Young portrays 'The Witch,' an enigmatic character with green wavy hair and all-black styling who displays both innocent and unpredictable, dangerous behavior.
- Ahn Bo Hyun and Jung Eun Chae return as the detective duo Jin Yi Soo and Joo Hye Ra, partners investigating Season 2 cases.
- Episode 9 airs on September 4 at 9:50 p.m. KST.
“Flex x Cop 2” welcomes two distinctive guest performers to Episode 9: Jeon Hye Bin and Joo Hyun Young. Their appearances introduce new dimensions of mystery and intrigue to the detective series, with one character bringing refined professional authority while the other embodies unpredictability and enigmatic danger.
The Detective Partnership Returns
Ahn Bo Hyun reprises his starring role as Jin Yi Soo, a third-generation chaebol heir who leveraged his privileged background into a detective career. The character turns his accumulated wealth, established social networks, and institutional access into investigative advantages—wielding them as what the show calls “cheat codes” whenever traditional detective work encounters dead ends or roadblocks. Jung Eun Chae plays Joo Hye Ra, a veteran detective whose years of field experience make her Jin Yi Soo’s new partner. This pairing of a connected heir-detective and an experienced investigator establishes the investigative foundation of Season 2.

Jeon Hye Bin Steps In as Jung Joo Hee
From Dance to Educational Leadership
Jeon Hye Bin portrays Jung Joo Hee, a contemporary dancer who has transitioned into a role of institutional authority. She serves as principal of an arts-focused high school, a position that places her at the intersection of creative practice and educational administration. Her character represents a deliberate shift from artistic performance into leadership and governance.
The Visual Grammar of Restraint
Newly released promotional stills establish Jung Joo Hee through carefully controlled visual presentation. Her appearance registers as impeccable, while her physical presence communicates grace and measured composure. In one still, she stands surrounded by female students from the school, her gaze directed with concentrated intensity at something just beyond the frame. In another image, she sits within her office, her attention fixed on someone positioned across from her, her expression calm and measured, betraying little of whatever thoughts or observations she holds internally.
Joo Hyun Young as “The Witch”
A Character Name Laden with Implication
Joo Hyun Young takes on the role of “The Witch,” a character designation that telegraphs her fundamental otherness and departure from predictable behavior. The name itself functions as shorthand for mystery, danger, and an unwillingness to conform to ordinary social codes or expectations.
A Visual Transformation
Marketing stills showcase Joo Hyun Young in a visually striking ensemble: green wavy hair combined with an all-black wardrobe that creates a cohesive, distinctive aesthetic. This visual package immediately marks her as an outsider within the show’s world, announcing her status as a disruptive force the moment she enters any scene.
Contradictions Within the Character
The released imagery captures profound shifts in her character’s presentation and behavior. In one photograph, Joo Hyun Young displays an innocent yet mysterious smile, positioned within an enigmatically lit, ambiguous setting that offers little context. The tonal register shifts completely in a second image: Joo Hyun Young appears wielding a sharp knife, exhibiting behavior that reads as unpredictable and potentially dangerous. These contrasting moments raise urgent questions about her true nature, her concealed motivations, and the genuine level of threat she may represent within the episode’s narrative.
Episode 9 Broadcast Information
Jeon Hye Bin and Joo Hyun Young’s special appearances air in Episode 9 of “Flex x Cop 2” on September 4 at 9:50 p.m. KST.
Frequently Asked Questions
Who stars as the main detectives in Flex x Cop 2?
Ahn Bo Hyun plays Jin Yi Soo, a third-generation chaebol heir turned detective, and Jung Eun Chae plays Joo Hye Ra, a veteran detective who serves as his new partner in Season 2.
What character does Jeon Hye Bin play in Episode 9?
Jeon Hye Bin plays Jung Joo Hee, a contemporary dancer and principal of an arts-focused high school.
When does Episode 9 of Flex x Cop 2 air?
Episode 9 airs on September 4 at 9:50 p.m. KST.