Season 1Episode 1
Her "Xs"
Dear X- Premiere date
- Runtime
- 59 min
- TMDB episode rating
- 9.0 / 10 · 2 votes
Episode overview
When Sung-hee attempts to expose Ah-jin's secrets, she strikes back with the help of fellow classmates.
Episode stills
1–3 / 4
Guest stars
Jo Hyeon-jin조현진 Sim Sung-hee's Mom
Bae Soo-bin배수빈 Baek Seon-gyu
Lee Seo-an이서안 Lim Sun-ye
Gi So-you기소유 Child Baek Ah-jin
Kang Ian강이안 Art Teacher
Kim Yi-kyeong김이경 Sim Sung-hee
Yoon Joo윤주 Class Teacher
Kwon Su-yeon권수연 Yu-bin
Shin Eun-hye신은혜 Ga-yeong
Woo Doo-yeon우두연 Ethics Teacher
Park Hoo박후 Child Yoon Jun-seo
Ma Jeong-pil마정필 Sim Sung-hee's Dad
Jeong Jong-hoon Principal
Bae Jin-ah배진아 Mrs. Kwak
Seo Chae-han Class President
Hong Min-gi홍민기 Man 1