High Class (Korean: 하이클래스) is a 2021 South Korean television series directed by Choi Byeong-gil and starring Cho Yeo-jeong, Kim Ji-soo and Kim Young-jae. The series depicts the lies, secret, mystery, suspense and hypocrisy hidden behind the perfect lives of South Korea's top 0.1% women. It premiered on tvN on September 6, 2021, and aired every Monday and Tuesday at 22:30 (KST) till November 1. The series is available on IQIYI for streaming in selected locations.

The series ended with highest rating of 5.7% for the final episode as per Nielsen Korea.

It is about the fibs and hypocrisies hidden behind the perfect lives of the women who live in the top 0.1 percent bracket of the society. It builds the suspense and mystery around those who live it.

Song Yeo-ul (Cho Yeo-jeong) is framed for her husband's murder and she loses everything. Nam Ji-seon (Kim Ji-soo) is the star among the mothers at the international school where the children of elite go. Danny (Ha Jun), a former ice hockey player is a teacher at the school. Hwang Na-yoon (Park Se-jin), a single mother who is the only one friendly to Song Yeo-ul. Cha Do-yeong (Gong Hyun-joo), a washed-out actress follows Nam Ji-seon around because she wants to be in the limelight.

On March 11, 2021, tvN confirmed that Cho Yeo-jeong, Kim Ji-soo, Ha Joon, Park Se-jin, and Kong Hyun-joo will be appearing in the drama High-class. Later in March Kim Young-jae, Lee Ga-eun, Lee Chae-min and Kim Ji-yoo joined the cast. On July 28, the script reading site was revealed.

On June 9, 2021, Gong Hyun-joo posted photos from the filming of the drama.