Oh Ji-soo (played by Kim Dong-hee) is a protagonist in Extracurricular.
Bae Gyu-ri (played by Park Ju-hyun) is a protagonist in Extracurricular.
Seo Min-hee (played by Jung Da-bin) appears in Extracurricular.
Kwak Ki-tae (played by Nam Yoon-su) appears in Extracurricular.
Lee Hae-gyoung (played by Kim Yeo-jin) appears in Extracurricular.
Lee Wang-cheol (played by Choi Min-soo) appears in Extracurricular.
Cho Jin-woo (played by Park Hyuk-kwon) appears in Extracurricular.
Na Seong-mi (played by Seo Ye-hwa) appears in Extracurricular.
Extracurricular (2020) character relationship network mapped with AI analysis. Explore the connections, alliances, and conflicts between characters.
Characters
Oh Ji-soo
(played by Kim Dong-hee) — protagonist
Bae Gyu-ri
(played by Park Ju-hyun) — protagonist
Seo Min-hee
(played by Jung Da-bin) — supporting
Kwak Ki-tae
(played by Nam Yoon-su) — supporting
Lee Hae-gyoung
(played by Kim Yeo-jin) — supporting
Lee Wang-cheol
(played by Choi Min-soo) — supporting
Cho Jin-woo
(played by Park Hyuk-kwon) — supporting
Na Seong-mi
(played by Seo Ye-hwa) — supporting
Byung-kwan
(played by Kim Kwang-kyu) — supporting
Cho Mi-jun
(played by Baek Joo-hee) — supporting
Canonical Relationships
Family, romantic, and professional connections based on plot evidence.
Oh Ji-soo → Lee Hae-gyoung
(Professional Student)
Oh Ji-soo → Lee Wang-cheol
(Professional Debtor)
Story Dynamics
Alliances, conflicts, and narrative interactions that evolve throughout the story.
Oh Ji-soo → Cho Mi-jun
(Social Classmate)
Oh Ji-soo → Byung-kwan
(Narrative Informant)
Oh Ji-soo → Na Seong-mi
(Social Acquaintance)
Lee Wang-cheol → Cho Jin-woo
(Alliance Partner)
Bae Gyu-ri → Seo Min-hee
(Social Friend)
Oh Ji-soo → Kwak Ki-tae
(Social Acquaintance)
Oh Ji-soo → Seo Min-hee
(Social Classmate)
Oh Ji-soo → Bae Gyu-ri
(Social Classmate)
Story Analysis
The season follows a hidden business as it moves from secrecy and blackmail into police scrutiny, interpersonal betrayal, kidnapping, and an unresolved continuation.
