[7] The series was a commercial hit and became one of the highest-rated dramas in Korean cable television history.

[citation needed] The series follows the bittersweet relationship between a banchan shop owner whose daughter enters the war of Korea's college entrance exams, and a top hagwon instructor.

[39] The series marked the third collaboration between director Yoo Je-won and screenwriter Yang Hee-seung after High School King of Savvy (2014) and Oh My Ghost (2015).

[57] In the OTT media service drama rankings, Crash Course in Romance secured the top spot for three consecutive weeks.

Gmarket and SSG.com announced on March 13, 2023 that the flower patterned blouse of Nam Haeng-seon (played by Jeon Do-yeon) in the drama was gaining popularity.