Review Notebook of My Embarrassing Days

"Review Notebook of My Embarrassing Days" (나의 흑역사 오답노트) is the ninth season premiere episode of the anthology television series KBS Drama Special. It stars Jeon So-min and Park Sung-hoon, and aired on KBS2 on September 14, 2018.

Synopsis
A group of math teachers are selected to review an exam. Do Do-hye and her ex-husband are among the group of teachers. Na Pil-seung is the security officer assigned to watch over the teachers to prevent them from leaking exam material. Do-hye and Pil-seung shared some embarrassing moments during their college days. Do-hye tries her best to avoid these embarrassing memories.

Cast

 * Jeon So-min as Do Do-hye
 * Park Sung-hoon as Na Pil-seung
 * Oh Dong-min as Choi Jin-sang
 * Song Ji-in as Teacher Oh
 * Seo Sang-won as Professor Bong
 * Park Sun-hee as Professor Noh