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TELEVISION SERIES
Study Group (2025)
Popularity 18.4
Overview
A struggling student at Korea's worst high school forms a study group while protecting his classmates with his fighting skills, hoping to overcome academic challenges and secure a spot in college.
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THE PEOPLE BEHIND IT
Cast & Crew
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Top Cast
MinhyunYoon Ga-min
Lee Jong-hyunKim Se-hyeon
Gong Do-yuLee Jun
Shin Su-hyunLee Ji-woo
Cha Woo-minPhi Han-wool
Park Yoon-hoLee Hyun-woo
Hong Min-giPark Geon-yeop
Han Ji-eunLee Han-kyung
Yoon Sang-jeongChoi Hee-won
Baek Seo-hooMa Min-hwan
Lee Gwang-heeJeong Do-hoon
Kim Young-ahJeon Mi Hyun
Jeong Jae-seongvice-principal (Yu-seong Tech)
Joo Yeon-wooKim Soon-cheol
Cho Seung-yeondean of academic affairs (Yu-seong Tech)
Jin Woo-jinKim Gyu-Jin [Disciplinary Committee member]
Choi Ye-chanCast
Kim Min-ahHwang Mi-Hee (Yu-seong Tech)
Key Crew
Lee Jang-hoonDirector
ARTWORK GALLERY
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EPISODE GUIDE
Seasons & Episodes
Season and episode information in the catalog.
Season 1
10 episodes · First aired 2025-01-23 · ★ 8.3
E01
Study Group
2025-01-23 · 43 min
Ga-min is passionate about studying and puts all his efforts into it. However, he never received a good grade, which made him go to Yusung Technical High School. The school is known as a gangster training school, and unlike Ga-min, not many students are into studying. However, Ga-min wants to try a new method of studying, which is forming a study group. He asks his classmate Se-hyun to join him, but he tells Ga-min about a problem he has.
E02
The School Inspector
2025-01-23 · 42 min
Ga-min gets into an unexpected fight against Hyeon U, a school bully. As the fight goes on, the two become the center of attention of everyone in school. At that moment, a man enters the classroom that has become a mess because of the two, and it turns out that he is a school inspector. The vice-principal who got furious about the incident decides to expel Ga-min from school.
E03
A New Member
2025-01-30 · 42 min
Someone applied to the study group. Ga Min is excited to meet the applicant, but it turns out that it is Ji U, Hyeon U’s twin sister. Kyu Jin, a member of the student council, picks on Ji U, and Ga Min confronts him. Han Wul tells Hyeon U about Kyu Jin who was blackmailing Ji U. Meanwhile, Ranked 1 among the 1st years comes to see Ga Min.
E04
Teach Me How to Fight
2025-01-30 · 42 min
Jun is impressed by Ga Min who defeated the rankers. He applies to join the study group and asks Ga Min to teach him how to fight. However, Ga Min rejects him because he only wants students who actually want to study in the study group. Jun decides to join the gang to become stronger, but it only gets him in trouble. Ga Min and his friends go to rescue him.
E05
A Real Loser
2025-02-06 · 43 min
The study group is finally complete. But the school’s top student, Kim Ho Min bullies Se Hyun, who grew up in the same neighbourhood. He tramples on Se Hyun’s pride and beats him up, calling him a poor loser. Ga Min steps up to help him, but it only makes Se Hyun feel like a real loser. After refusing to go to Ga Min’s house, Se Hyun wanders around and ends up running into Ho Min.
E06
Ga Min’s Transfer
2025-02-06 · 43 min
Ga Min breaks the curfew that he promised because of Se Hyun, and his mom tries to transfer him to another school. Han Kyeong and the study group, who can’t give up on Ga Min, persistently chase after Ga Min’s mom and try to persuade her. But that’s when the reserves of the Yeonbaek Gang barge in after finding out about Han Kyeong’s plan for Pi Han Wul.
E07
Kim Sun Cheol Going to Prison
2025-02-13 · 42 min
Ga Min runs into Pi Han Ul’s bodyguard, Kim Sun Cheol, at the hospital where his mother is hospitalized. Sun Cheol was working for Pi Han Ul because he needed to take care of his sick grandfather. In order to pay his grandfather’s hospital bills, Kim Sun Cheol decides to go to prison on the false charge of murder instead of Yeonbaek Gang. Ga Min finds out and steps forward to help Sun Cheol with his friends.
E08
Midterm Exam
2025-02-13 · 42 min
The Study Group sneaks into the Reserves General Meeting and struggles against the Yeonbaek Gang. Pi Han Ul forces Kim Sun Cheol to make a false confession to Detective Na Tae Man. Meanwhile, the fated midterm exam finally begins. The Study Group must improve their grades and climb up at least ten places to hold a disciplinary committee against Pi Han Ul. Will they all succeed?
E09
School Violence Committee
2025-02-20 · 42 min
The Student Council Committee will summon Han Ul, and Han Ul’s past is revealed. Han Ul comes up with a scheme to stop the committee. He makes fake news and puts it online to make it go viral. Because of this, the study group members are falsely accused of a school gang. Han Kyeong must make a choice to protect her students.
E10
The Last Fight
2025-02-20 · 43 min
The study group members find out about the incident Han Ul was involved in a year ago and why he is so obsessed with the school gang. Since it might put Han Kyeong in danger, the members try to come up with a solution to get through this crisis. Meanwhile, Han Kyeong tries to persuade the Vice Principal to stand with her, but she gets in danger instead.
Season 2
1 episodes
E01
Episode 1
