1 Season
16 Episode
Crash Course in Romance - Season 1 Episode 5 The Secret Probability Distribution of X and Y
Haeng-seon and Chi-yeol work out an arrangement for Hae-e's tutoring. A mysterious tragedy leaves the academy and its parents rattled.
- Country : South Korea
- Genre : Drama, Comedy
- Director :
- Cast : Jeon Do-yeon, Jung Kyung-ho, Lee Bong-ryeon, Oh Eui-sik, Shin Jae-ha, Roh Yoon-seo