Oemojisangjuui (Lookism) introduces Park Hyung Suk, who has spent all 17 years of his life at the bottom of the food chain. Short, overweight, and unattractive, he has endured bullying and discrimination due to his appearance. Determined to escape his biggest bully, Lee Tae Sung, he decides to transfer to Jae Won High School in Seoul, a vocational school known for its free-spirited education system and carefree students.