Hagwon is a Korean term for a for-profit private educational institution. They are commonly likened to cram schools. Some consider hagwons as private language centers or academies operated like businesses apart from the South Korean public school system. As of 2022, 78.3% of grade school students in South Korea attend at least one and spend an average of 7.2 hours weekly in them.

Crash Course in Romance is a 2023 South Korean television series directed by Yoo Je-won, and starring Jeon Do-yeon and Jung Kyung-ho. It aired on tvN from January 14 to March 5, 2023, every Saturday and Sunday at 21:10 (KST) for 16 episodes. It is also available for streaming on Netflix in selected regions.