# Study Group (TV series)

Study Group (Korean: 스터디그룹) is a South Korean television series co-written by Eom Seon-ho and Oh Bo-hyun, directed by Lee Jang-hoon and Yoo Beom-sang, and starring Hwang Min-hyun, Han Ji-eun, Cha Woo-min, Lee Jong-hyun, Shin Su-hyun, Yoon Sang-jeong, and Gong Do-yu. Based on the webtoon of the same name by Shin Hyung-wook, it is about a boy who wants to study hard to achieve his one goal and it premiered on TVING on January 23, 2025.

## Synopsis

Study Group tells the story of Yoon Ga-min, who is only talented in fighting, trying to study hard to achieve his goal of entering university by forming a study group in the notorious Yusung Technical High School.

## Cast and characters
### Main

* Hwang Min-hyun as Yoon Ga-min
    A first year student at Yusung Technical High School who is excellent at fighting, and has a passion for studying but frequently returns with bad grades. He forms a study group in the school with the target of entering university.
* Han Ji-eun as Lee Han-kyung
    A temporary teacher at Yusung Technical High School, and is the sturdy backing of the study group.
* Cha Woo-min as Pi Han-wool
    A model second year student at Yusung Technical High School.
* Lee Jong-hyun as Kim Se-hyun
    Ga-min's classmate who forms a study group together with him.
* Shin Su-hyun as Lee Ji-woo
    A first year student at Yusung Technical High School, and is Hyun-woo's twin elder sister. She is part of the study group.
* Yoon Sang-jeong as Choi Hee-won
    Ji-woo's best friend who joins the study group.
* Gong Do-yu as Lee Jun
    A self-proclaimed in the study group. He joins the study group as he sees that Ga-min is good at fighting.

### Supporting

* Hong Min-gi [ko] as Park Geon-yeop
    A first year student at Yusung Technical High School, who struggles to find the murderer of his mother.
* Baek Seo-hoo as Ma Min-hwan
    A second year student at Yusung Technical High School, and the closest associate of Han-wool. He is part of the Yeonbaek Gang Quartet.
* Park Yoon-ho as Lee Hyun-woo
    A first year student at Yusung Technical High School, Ga-min's classmate and Ji-woo's twin younger brother.
* Lee Kwang-hee as Jung Do-hoon
    A first year student at Yusung Technical High School, and Geon-yeop's associate.
* Joo Yeon-woo as Kim Sun-chul
    A third year student at Yusung Technical High School, and the leader of the Yeonseo Three Chuls, who serve as the top bodyguards of Han-wool. He has a desire for studying, but went on the wrong path due to circumstances.
* Kwon Hyung-seok as Lee Dae-chul
    A third year student at Yusung Technical High School, and one of the Yeonseo Three Chuls.
* Han Jung-hun as Park Min-chul
    A third year student at Yusung Technical High School, and one of the Yeonseo Three Chuls.
* Lim Ji-sub as Anti
    Former friend of Jun, and currently a part of the Yeonbaek Gang.
* Shim Woo-sung as Na Tae-man
    A detective from the Mooncheon Police Station.
* Mo Geon-hu as Guk Gwan-woo
    A first year student at Heukchang High School, who is part of the Yeonbaek Gang's main force.
* Seo Dong-gyu as a first year student at Yusung Technical High School
    One of the students spreading false rumors about Ga-min.

### Special appearances

* Kim Young-ah as Jeon Mi-hyeon
    Ga-min's mother.
* Kim Young-woong as Se-hyun's father
* Lee Jong-hyuk as Pi Yeon-baek
    Han-wool's father who is the boss of the Yeonbaek Gang.
* Jung Jae-sung as the vice principal of Yusung Technical High School
* Kim Min as Oh Jang-ho
    The scout in-charge for Yeonbaek Gang.
* Kim Jung-young as Oh Jung-hwa
    Former teacher of Yusung Technical High School, and Geon-yeop's mother.
* Jeon Moo-song as Sun-chul's grandfather
* Yoo In-soo as Choo Jae-hwang
    A second year student at Yusung Technical High School, and a part of the Yeonbaek Gang Quartet.
* Park Min as Bang Sang-in
    A second year student at Yusung Technical High School, and a part of the Yeonbaek Gang Quartet.

## Production
### Development

Study Group is co-directed by Lee Jang-hoon and Yoo Beom-sang, and written by Eom Seon-ho and Oh Bo-hyun. It is planned by Studio Dragon and produced by Ylab Plex. The series is based on the popular Webtoon of the same name written by Shin Hyung-wook.

### Casting

On August 10, 2023 Hwang Min-hyun was reportedly cast as stated by his agency, Pledis Entertainment. On September 20, TVING revealed the main cast which included Hwang Min-hyun, Han Ji-eun, Cha Woo-min, Lee Jong-hyun, Shin Su-hyun, Yoon Sang-jeong and Gong Do-yu.

## Original soundtrack
### Part 1

All lyrics are written by Choi Jae-gyu; all music is composed by Lee Kwan-hyung, Choi and Jeon Hae-jeong

### Part 2

All tracks are written by Lee Kwan-hyung, Choi Jae-gyu and Jeon Hae-jeong

### Part 3

All tracks are written by Pyeon Jun-won, Jayde, Groovila, Kim Ha-on, Jeong Jae-hee and Myung Hye-min

### Part 4

All tracks are written by Jo Ho-jin, Im So-young, eio and Choi Jae-gyu

## Release

Study Group was confirmed to premiere on TVING on January 23, 2025, with two episodes released every Thursday for five weeks.