Season 1, Episode 4

Revolt of the Arithmetic Sequence

January 22, 202369 min

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.

Directed by
Yu Je-won
Written by
Yang Hui-seung

Guest stars

All episodes — Season 1

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  1. S1 E1

    You and I, the Intersection of Two Universes

    Jan 14, 202375 min

    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. S1 E2

    Probability of Encountering Your Enemy at Your Worst

    Jan 15, 202375 min

    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. S1 E3

    Number of Outcomes Where Dislike Becomes Like

    Jan 21, 202373 min

    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. S1 E5

    The Secret Probability Distribution of X and Y

    Jan 28, 202376 min

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

  5. S1 E6

    There Are No Correct Answers in Life, Only Best Answers

    Jan 29, 202376 min

    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.

  6. S1 E7

    The Very Average Laws of Attraction

    Feb 4, 202370 min

    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.