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Broadcast date
2023-01-14 • 16 episodes
A mother with a heart of gold navigates the cutthroat world of private education when her daughter tries to join a celebrity math instructor’s class.
Episodes of this season
1. You and I, the Intersection of Two Universes
event 2023-01-14 • schedule 1h 15m
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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.
2. Probability of Encountering Your Enemy at Your Worst
event 2023-01-15 • schedule 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.
3. Number of Outcomes Where Dislike Becomes Like
event 2023-01-21 • schedule 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.
4. Revolt of the Arithmetic Sequence
event 2023-01-22 • schedule 1h 9m
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.
5. The Secret Probability Distribution of X and Y
event 2023-01-28 • schedule 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.
6. There Are No Correct Answers in Life, Only Best Answers
event 2023-01-29 • schedule 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.
7. The Very Average Laws of Attraction
event 2023-02-04 • schedule 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.
8. Chance Becomes Fate through Inductive Reasoning
event 2023-02-05 • schedule 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.
9. The Butterfly Effect of Our Relationship
event 2023-02-11 • schedule 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.
10. Emotion, the Variable That Alters Relationships
event 2023-02-12 • schedule 1h 12m
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A public revelation leaves Haeng-seon and Chi-yeol's relationship in limbo. Meanwhile, Chi-yeol faces the repercussions of recent events.
11. The Functional Relationship of Our Love
event 2023-02-18 • schedule 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.
12. Point of Intersection between Comedy and Tragedy
event 2023-02-19 • schedule 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.
13. How We Approach an Unsolvable Conjecture
event 2023-02-25 • schedule 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.
14. Find the Unique Solution
event 2023-02-26 • schedule 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.
15. The Result of Chance and Inevitability
event 2023-03-04 • schedule 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.
16. You and I, the Union of Two Universes
End of season • event 2023-03-05 • schedule 1h 17m
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Grappling with her mother's return, Hae-e announces a shocking decision. Haeng-seon and Chi-yeol make a pivotal choice about their future.
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This season's cast
Jeon Do-yeon
Nam Haeng-seon
Nam Haeng-seon
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Jung Kyung-ho
Choi Chi-yeol
Choi Chi-yeol
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Lee Bong-ryeon
Kim Yeong-ju
Kim Yeong-ju
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Oh Eui-sik
Nam Jae-woo
Nam Jae-woo
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Shin Jae-ha
Ji Dong-hui
Ji Dong-hui
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Roh Yoon-seo
Nam Hae-e
Nam Hae-e
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Jang Young-nam
Jang Seo-jin
Jang Seo-jin
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Kim Sun-young
Cho Su-hui
Cho Su-hui
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Hwang Bo-ra
Lee Mi-ok
Lee Mi-ok
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Heo Jeong-do
Kang Jun-sang
Kang Jun-sang
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Lee Chae-min
Lee Sun-jae
Lee Sun-jae
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Kang Na-eon
Bang Su-a
Bang Su-a
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Ryu Da-in
Jang Dan-ji
Jang Dan-ji
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Lee Min-jae
Seo Geon-hu
Seo Geon-hu
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Kim Tae-jeong
Lee Hui-jae
Lee Hui-jae
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Ji Il-ju
Jin I-sang
Jin I-sang
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Lee Do-hye
Jeong Su-hyeon
Jeong Su-hyeon
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Kim Da-huin
Jeon Jong-ryeol
Jeon Jong-ryeol
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Lee Ji-hae
Director Jeong
Director Jeong
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Park Hui-eun
Jin-su's mother
Jin-su's mother
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Choi Hee-jin
Young-min's mother
Young-min's mother
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Yoo Jun
Lee Young-min
Lee Young-min
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Jeong Han-seol
Bae Jeong-su
Bae Jeong-su
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Hwang Jae-yeol
Detective Song
Detective Song
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Jang Tae-min
Detective
Detective
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Go Ae-ri
Jo Ga-yeon
Jo Ga-yeon
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Lee A-jin
Lee Hyo-won
Lee Hyo-won
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Kim Gye-rim
Hyeon Seo-Jin
Hyeon Seo-Jin
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