High Class – Cast & Summary

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High Class- Cast, Summary, Synopsis, OST, Episode, Review

Since the High Class Korean drama has been released on September 6, 2021, this drama is considered one of the exciting tvN dramas.

High Class has five main characters, which are played by Ha Jun, Gong Hyun Joo, Park Se Jin, Kim Ji Soo, and Cho Yeo Jeong.

Ha Jun previously had starred in Black Dog in 2019 and also Missing: The Other Side in previous 2020.

Meanwhile, Gong Hyun Joo was the main actress for Love is Drop by Drop in 2016.

Cho Yeo Jeong also had starred in several K-dramas, such as Woman of 9.9 Billion in 2019 and Cheat Me If You Can in 2020.

High Class is aired on tvN every Monday and Tuesday at 22:30 KST and replaces the previous tvN drama, You Are My Spring.

Read more: Love In Black Hole – Cast & Summary

High Class- Cast, Summary, Synopsis, OST, Episode, Review


  • Title: High Class / 하이클래스
  • Also Known As: –
  • Genre: Mystery, Suspense, Drama
  • Country: South Korea
  • Director: Ashbun
  • Producer: Jeong Se Ryeong, Hwang Chang Woo, Cho Hye Rin
  • Screenwriter: Hyun Jung
  • Production Companies: Production H, H World Pictures
  • Network: tvN
  • Episodes: 16
  • Air Dates: September 6, 2021 – October 26, 2021
  • Air Time: Monday and Tuesday, 22:30 KST

Synopsis of High Class

Actually, Danny Oh would be a very awesome ice hockey athlete, but if only he didn’t get the injury.

That injury made him quitting the world of ice hockey. He thought that he still has a long way to go to live his daily life.

After the injury, he starts her new life as a teacher. He becomes a teacher for an international school located in Jeju Island which is prestigious.

Danny Oh suddenly becomes a star in that school because of his handsome appearance.

So many women at the school admire him, starting from the female teacher, female students, and the mothers of his students.

But actually, Danny Oh is a person with a lot of secrets.

Read more: The Uncanny Counter – Cast & Summary

Main Cast

High Class- Cast, Summary, Synopsis, OST, Episode, Review

Cho Yeo Jeong as Song Yeo Ul

A former lawyer who is living her life in her 30s.

High Class- Cast, Summary, Synopsis, OST, Episode, Review

Kim Ji Soo as Nam Ji Seon

A total girl boss. She is the CEO and President of Hotel Locanda. Also, she is the Parent Representative of HSC International School.

High Class- Cast, Summary, Synopsis, OST, Episode, Review

Park Se Jin as Hwang Na Yoon

Na Yoon is the assistant of Song Yeo Ul. Also, she works as J&Y Gallery’s CEO. There’s a rumor that she returned back to Korea with her daughter without her husband.

Gong Hyun Joo

Gong Hyun Joo as Cho Do Yeong

Formerly, she was a Miss Korea. Then, she turned to be a top actress. She loves being clingy with Ji Seon and wants to be like her.

Ha Jun

Ha Jun as Danny Oh

He was an ice hockey athlete before becoming a teacher.

Supporting Cast

People around Song Yeo Ul

  • Jang Sun Yool as Ahn Yi Chan

People around Nam Ji Seon

  • Kim Young Jae as Lee Jeong Woo
  • Kim Ji Yoo as Lee Jun Hee
  • Choi Bo Geun as Lee Jun-mo
  • Lee Chae Min as Ahn Seung Jo

People around Hwang Na Yoon

  • Park So Yi as Hwang Jae-in

People around Cha Do Yeong

  • Choi Sung Joon as Kwak Sang Geon
  • Seo Yun Hyuk as Kwak Shi Woo
  • Kim Jin Yeop as Jung Mi Do in mid 30s

HSC International School

  • Woo Hyun Joo as Do Jin Seol
  • Yoon In Jo as Bang Young Joo
  • Kang Kang Jung as Seong Kyung Ah
  • Lee Jeong Yeol as Han Geon Young in late 50s
  • Lee Ga Eun as Rachel Cho
  • Kim Seong Tae as Alex Comer in 30s


  • Kwon Hyuk as Ku Young Ho
  • Seo Jeong Yeon as Shim Ae Soon
  • Kim Nam Hee as Ahn Ji Yong
  • Park Eun Hye as ‘Sejun-mam’

OST (Original Soundtrack)

  • Dawn – Paige

Trailer of High Class