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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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
Jang Seo-jin
Kim Sun-young
Cho Su-hui
Hwang Bo-ra
Lee Mi-ok
Heo Jeong-do
Kang Jun-sang
All 16 episodes plotted by IMDb rating
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16 episodes • 2023Avg: 8.9Golden Era
| # | Episode | Air Date | Rating |
|---|---|---|---|
| 1 | You and I, the Intersection of Two Universes | Jan 14, 2023 | 9.0 |
| 2 | Probability of Encountering Your Enemy at Your Worst | Jan 15, 2023 | 8.0 |
| 3 | Number of Outcomes Where Dislike Becomes Like | Jan 21, 2023 | 9.0 |
| 4 | Revolt of the Arithmetic Sequence | Jan 22, 2023 | 9.0 |
| 5 | The Secret Probability Distribution of X and Y | Jan 28, 2023 | 9.0 |
| 6 | There Are No Correct Answers in Life, Only Best Answers | Jan 29, 2023 | 9.0 |
| 7 | The Very Average Laws of Attraction | Feb 4, 2023 | 9.0 |
| 8 | Chance Becomes Fate through Inductive Reasoning | Feb 5, 2023 | 9.0 |
| 9 | The Butterfly Effect of Our Relationship | Feb 11, 2023 | 9.0 |
| 10 | Emotion, the Variable That Alters Relationships | Feb 12, 2023 | 9.5 |
| 11 | The Functional Relationship of Our Love | Feb 18, 2023 | 9.0 |
| 12 | Point of Intersection between Comedy and Tragedy | Feb 19, 2023 | 9.0 |
| 13 | How We Approach an Unsolvable Conjecture | Feb 25, 2023 | 8.0 |
| 14 | Find the Unique Solution | Feb 26, 2023 | 9.0 |
| 15 | The Result of Chance and Inevitability | Mar 4, 2023 | 9.0 |
| 16 | You and I, the Union of Two Universes | Mar 5, 2023 | 9.5 |
