Hyperbola of Youth
청춘쌍곡선
Hyperbola of Youth at SFlix. Myeong-ho (Hwang Hae), a middle school teacher who had grown up in poverty, and Bu-nam (Yang Hun), the first son of the president of a trading company, attend the same university. A doctor suggests that Bu-nam, who is sick due to overeating, and Myeong-ho, who suffers from malnutrition, should switch life styles for two weeks. While living in each other's house, they fall in love with each other's younger sister and get married at a joint wedding ceremony.
- Genre: Comedy
- Country: South Korea
- Director: Han Hyeong-mo
- Cast: Hwang Hae, Hak-Ja Ji, Lee Bin-hwa, Yang Hoon, Bok Hye-suk, Ji Bang-yeol, Go Seon-ae, Seok-cheon Yang, Kim Hee-kap, Yun-su Gyeong, Jin-hui Kim, Suk-ja Kim, Min-ja Kim, Ae-ja Kim, O-heon Kim, Si-chun Park,