Playback is currently unavailable for S1 E1 · Episode 1. Episode details remain available below.
Absolute Value of Romance
High schooler Yeo Eui-ju secretly writes web novels by night. When four charming new teachers arrive, they inspire her stories and shake up her school.
- Created by:
- Lee Min-joo
- Cast:
- Kim Hyang-gi, Cha Hak-yeon, Kim Jae-hyun, DEMIAN
- Language:
- Korean
- Country:
- South Korea, Singapore
- Network:
- Coupang Play
Episode guide
Seasons
Season 1
Episodes
E01
Episode 1
★ 7.5Episode 1
2026-04-17 · 30mEui-ju is a quiet student by day and a bold romance writer by night. Her future seems uncertain as the man she wronged becomes her homeroom teacher.
Current episode
E02
Episode 2
★ 6.0Episode 2
2026-04-17 · 33mA sweet scene between teachers ignites Eui-ju's creativity. She casts them as leads in her new novel. During PE class, Gi-jeon makes her heart skip.
Watch progress · Not tracked
E03
Episode 3
Episode 3
2026-04-17 · 33mEui-ju hides Woo-su's glasses after stepping on them by mistake. Given his demerits and tough task, she trashes them, thinking he's picking on her.
Watch progress · Not tracked
E04
Episode 4
★ 7.0Episode 4
2026-04-17 · 28mOnce she realizes the glasses were special, Eui-ju digs them out of the trash but still gets a detention. She posts her F4-inspired web novel online.
Watch progress · Not tracked
E05
Episode 5
★ 7.5Episode 5
2026-04-24 · 33mWe Were Friends" goes viral. Riding the high, Eui-ju writes the steamiest cliffhanger yet, unaware someone is standing right behind her.
Watch progress · Not tracked
E06
Episode 6
★ 6.0Episode 6
2026-04-24 · 35mWoo-su demands she delete everything. Now forced to write the novel on his terms, Eui-ju hits a wall. Meanwhile, the principal has plans of her own.
Watch progress · Not tracked
E07
Episode 7
★ 8.0Episode 7
2026-05-01 · 28mOn the EBC filming day, Da-ju urges Eui-ju to film Woo-su's class secretly, but she gets caught. She collapses and Woo-su carries her to the hospital.
Watch progress · Not tracked
E08
Episode 8
★ 8.0Episode 8
2026-05-01 · 33mEui-ju wonders why Woo-su allows her to keep writing her novel. One offhand remark from him sets her heart racing.
Watch progress · Not tracked
E09
Episode 9
★ 8.0Episode 9
2026-05-08 · 30mAs Eui-ju denies Woo-su's words made her flutter, a Fields Medal winner visits him. Misunderstood as liking Dong-ju, Eui-ju grows awkward with Go-ya.
Watch progress · Not tracked
E10
Episode 10
★ 9.0Episode 10
2026-05-08 · 28mFeeling inadequate, Eui-ju writes Deul-i as a villain in her novel. Woo-su considers a research proposal in the US, and the prospect makes Eui-ju sad.
Watch progress · Not tracked
E11
Episode 11
★ 8.0Episode 11
2026-05-15 · 29mJi-a is captured by loan sharks. Woo-su gets in trouble trying to rescue her. Just as things look hopeless, someone arrives to save them both.
Watch progress · Not tracked
E12
Episode 12
★ 8.0Episode 12
2026-05-15 · 29mDong-ju's secret is revealed. Eui-ju reconciles with Go-ya, and encouraged by her advice, decides to confess feelings.
Watch progress · Not tracked
E13
Episode 13
★ 7.0Episode 13
2026-05-22 · 31mEui-ju's hesitant to confess. She realizes she's just a student to Woo-su. When Ha-su discovers her novel, her heart races with fear of being exposed.
Watch progress · Not tracked
E14
Episode 14
★ 8.0Episode 14
2026-05-22 · 30mThe entire school finds out about the novel. Word reaches Young-hee, and Eui-ju must bring her parents to school. She tells her parents the truth.
Watch progress · Not tracked
E15
Episode 15
★ 8.0Episode 15
2026-05-29 · 40mEui-ju is crushed after seeing how well Woo-su treats Deul-i at her guest lecture. After class, Eui-ju poses a life-defining math problem to Woo-su.
Watch progress · Not tracked
E16
Episode 16
★ 8.0Episode 16
2026-05-29 · 39mEui-ju rushes to the hospital after hearing that Woo-su had eye surgery. She finally learns the truth behind the promise made ten years ago.
Watch progress · Not trackedCast
Kim Hyang-gi
Yeo Eui-ju
Cha Hak-yeon
Ga Woo-soo
Kim Jae-hyun
No Da-ju
DEMIAN
Jeong Gi-jeon
Kim Dong-kyu
Yoon Dong-ju