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Series

Crash Course in Romance

20231h 13m8.2 / 101 seasons

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.

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Season guide

Season 1

Play Season

16 episodes available

Episode 1: You and I, the Intersection of Two Universes

1h 15m

As competition in her class ramps up, Nam Hae-e anxiously awaits her math score. Choi Chi-yeol is embroiled in a scandal involving one of his students.

Episode 2: Probability of Encountering Your Enemy at Your Worst

1h 15m

Nam Haeng-seon attempts to register Hae-e into The Pride Academy. Desperate for Haeng-seon's food, Chi-yeol visits her store in a disguise.

Episode 3: Number of Outcomes Where Dislike Becomes Like

1h 13m

Haeng-seon begins fawning over Chi-yeol after discovering his true identity. A change in the Pride Academy's schedule creates a stir among the parents.

Episode 4: Revolt of the Arithmetic Sequence

1h 9m

On screen

Cast & Characters

Jeon Do-yeon

Nam Haeng-seon

Jung Kyung-ho

Choi Chi-yeol

Shin Jae-ha

Ji Dong-hui

Lee Bong-ryeon

Kim Yeong-ju

Oh Eui-sik

Nam Jae-woo

Roh Yoon-seo

Nam Hae-e

Jang Young-nam

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Haeng-seon gets a taste of the vicious politics among the academy's parents. She later goes to great lengths to make things right for Hae-e.

Episode 5: The Secret Probability Distribution of X and Y

1h 16m

Haeng-seon and Chi-yeol work out an arrangement for Hae-e's tutoring. A mysterious tragedy leaves the academy and its parents rattled.

Episode 6: There Are No Correct Answers in Life, Only Best Answers

1h 16m

A painful past comes back to haunt Chi-yeol. Bang Su-a becomes suspicious of Hae-e after finding her secret worksheets on her desk.

Episode 7: The Very Average Laws of Attraction

1h 10m

Hae-e ranks first in her class, causing drama among other parents. Chi-yeol and Haeng-seon grow closer as he spends more time with her family.

Episode 8: Chance Becomes Fate through Inductive Reasoning

1h 7m

Haeng-seon realizes her own feelings after seeing Chi-yeol at the academy. Su-a connects the dots and begins to make sense of Hae-e's recent successes.

Episode 9: The Butterfly Effect of Our Relationship

1h 11m

Chi-yeol and Haeng-seon deal with the fallout after their secret is discovered — forcing the two to confront what it means for them moving forward.

Episode 10: Emotion, the Variable That Alters Relationships

1h 12m

A public revelation leaves Haeng-seon and Chi-yeol's relationship in limbo. Meanwhile, Chi-yeol faces the repercussions of recent events.

Episode 11: The Functional Relationship of Our Love

1h 14m

Tired of her loved ones facing scrutiny, Hae-e makes a bold confession to the world. Haeng-seon and Chi-yeol navigate their road ahead post-scandal.

Episode 12: Point of Intersection between Comedy and Tragedy

1h 17m

A shocking arrest leaves the academy's parents — and Hae-e — concerned. Haeng-seon and Chi-yeol maneuver the days after their first fight.

Episode 13: How We Approach an Unsolvable Conjecture

1h 14m

Hae-e attempts to get a hold of Lee Sun-jae after being put in a difficult position at school. Haeng-seon catches Ji Dong-hui in a hostile moment.

Episode 14: Find the Unique Solution

1h 13m

News about Hae-e leaves those around her feeling rattled. Haeng-seon begins to suspect something's off. Chi-yeol confronts Dong-hui about his behavior.

Episode 15: The Result of Chance and Inevitability

1h 16m

Lee Sun-jae's confession ignites a scandal at the school. Chi-yeol attempts to put an end to Dong-hui's scheme before it's too late.

Episode 16: You and I, the Union of Two Universes

1h 17m

Grappling with her mother's return, Hae-e announces a shocking decision. Haeng-seon and Chi-yeol make a pivotal choice about their future.

Jang Seo-jin

Kim Sun-young

Cho Su-hui

Hwang Bo-ra

Lee Mi-ok

Heo Jeong-do

Kang Jun-sang

Lee Chae-min

Lee Sun-jae

Kang Na-eon

Bang Su-a