Dear X

Synopsis

Behind a beautiful face hides a cruel nature—Baek Ah-jin, who sees through and manipulates others' hearts. After stepping on the sacrifices of many to reach the top, everything begins to change the moment she arrives there. A woman wearing a mask to escape hell and climb to the highest place. And the story of the Xs being brutally crushed by her.

First Air Date: 2025-11-06

Last Air Date: 2025-12-04

Number of Seasons: 1

Number of Episodes: 12

Created By: Ban Ji-woon

Networks: TVING

View Technical Specifications on IMDb

Top Cast

Kim Yoo-jung as 白雅珍
Kim Young-dae as 尹俊瑞
Kim Do-hoon as 金在吾
Lee Yul-eum as 任蕾娜
Kim Yu-mi as Hwang Ji-seon
Kim Yi-kyeong as Sim Sung-hee
Kim Ji-young as Seo Mi-ri
Hong Bi-ra as Moon Do-hui
Son Kang-gook as An Do-gang
Kim Ji-hoon as Choi Jeong-ho

Seasons

Season 1 (2025)

No overview available for this season.

Episodes:

Ep. 1: Her "Xs" (2025-11-06)

When Sung-hee attempts to expose Ah-jin's secrets, she strikes back with the help of fellow classmates.
Ep. 2: The Moment a Human Becomes a Devil (2025-11-06)

Ah-jin is accepted into her dream law school, but her dreams are crushed when her father returns.
Ep. 3: Breaking the Shackles (2025-11-06)

With her dream shattered, Ah-jin begins to work at a cafe and secretly schemes to manipulate Jung-ho.
Ep. 4: No Turning Back (2025-11-06)

As suspicions fall on Ah-jin with nowhere to turn, she is approached by Mi-ri, who steps in to save her.
Ep. 5: Grant Me the Power to Rise to the Top (2025-11-13)

Ah-jin makes her debut as an actress and grows increasingly wary of Lena.
Ep. 6: Setting the Trap (2025-11-13)

Determined to advance her career, Ah-jin sets her sights on top star, Heo In-gang.
Ep. 7: The Wheel of Fate (2025-11-20)

Ah-jin's year-long romance with In-gang deepens, but her past is at risk of being exposed.
Ep. 8: Before Judgment (2025-11-20)

After his grandmother's passing, In-gang proposes, but Ah-jin ends their relationship instead.
Ep. 9: New Heights (2025-11-27)

As Ah-jin faces public backlash for her break up with In-gang, a wealthy savior comes to her rescue.
Ep. 10: The Monster in the Mirror (2025-11-27)

Jun-seo learns the secret of his birth and leaves Ah-jin’s side while she marries Do-hyuk.
Ep. 11: Save Me, My God (2025-12-04)

Ah-jin discovers the unnerving truth about her husband. Desperate to break free, she turns to Jae-oh.
Ep. 12: The Final X (2025-12-04)

Ah-jin’s deepest darkest secrets are revealed just as she rises to the very top.