Absolute Value of Romance (Season 1)

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.

Episode 1 (Episode 1) 7.5
Air date: 2026-04-17
Runtime: 30 min
Overview: Eui-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.
Episode 2 (Episode 2) 6.0
Air date: 2026-04-17
Runtime: 33 min
Overview: A 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.
Episode 3 (Episode 3)
Air date: 2026-04-17
Runtime: 33 min
Overview: Eui-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.
Episode 4 (Episode 4) 7.0
Air date: 2026-04-17
Runtime: 28 min
Overview: Once 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.
Episode 5 (Episode 5) 7.5
Air date: 2026-04-24
Runtime: 33 min
Overview: We Were Friends" goes viral. Riding the high, Eui-ju writes the steamiest cliffhanger yet, unaware someone is standing right behind her.
Episode 6 (Episode 6) 6.0
Air date: 2026-04-24
Runtime: 35 min
Overview: Woo-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.
Episode 7 (Episode 7) 8.0
Air date: 2026-05-01
Runtime: 28 min
Overview: On 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.
Episode 8 (Episode 8) 8.0
Air date: 2026-05-01
Runtime: 33 min
Overview: Eui-ju wonders why Woo-su allows her to keep writing her novel. One offhand remark from him sets her heart racing.
Episode 9 (Episode 9) 8.0
Air date: 2026-05-08
Runtime: 30 min
Overview: As 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.
Episode 10 (Episode 10) 9.0
Air date: 2026-05-08
Runtime: 28 min
Overview: Feeling 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.
Episode 11 (Episode 11) 8.0
Air date: 2026-05-15
Runtime: 29 min
Overview: Ji-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.
Episode 12 (Episode 12) 8.0
Air date: 2026-05-15
Runtime: 29 min
Overview: Dong-ju's secret is revealed. Eui-ju reconciles with Go-ya, and encouraged by her advice, decides to confess feelings.
Episode 13 (Episode 13) 7.0
Air date: 2026-05-22
Runtime: 31 min
Overview: Eui-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.
Episode 14 (Episode 14) 8.0
Air date: 2026-05-22
Runtime: 30 min
Overview: The 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.
Episode 15 (Episode 15) 8.0
Air date: 2026-05-29
Runtime: 40 min
Overview: Eui-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.
Episode 16 (Episode 16) 8.0
Air date: 2026-05-29
Runtime: 39 min
Overview: Eui-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.