Fair rating?

Dear X· Season 1 · Episode 1

Her "Xs"

S01E01·9.0·November 6, 2025·59m·TVING

When Sung-hee attempts to expose Ah-jin's secrets, she strikes back with the help of fellow classmates.

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#1In Season 1of 12 rated episodes

#1All-timeof 12 rated episodes

+0.2vs season avgSeason 1 averages 8.8

2025First airedNovember 6, 2025

Guest stars

Hyeon Jinas Sim Sung-hee's Mom

Bae Soo-bin

Bae Soo-binas Baek Seon-gyu

Lee Seo-an

Lee Seo-anas Lim Sun-ye

Gi So-you

Gi So-youas Child Baek Ah-jin Kang Ianas Art Teacher

Kim Yi-kyeong

Kim Yi-kyeongas Sim Sung-hee

Yoon Joo

Yoon Jooas Class Teacher Kwon Su-yeonas Yu-bin Shin Eun-hyeas Ga-yeong Woo Doo-yeonas Ethics Teacher Park Hooas Child Yoon Jun-seo

Ma Jeong-pil

Ma Jeong-pilas Sim Sung-hee's Dad Jeong Jong-hoonas Principal

Bae Jin-ah

Bae Jin-ahas Mrs. Kwak

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