Walking on Thin Ice () is a South Korean crime thriller television series, starring Lee Young-ae, Kim Young-kwang and Park Yong-woo. It aired on KBS2 from September 20, to October 26, 2025, every Saturdays and Sundays at 21:20 (KST). It is also available for streaming on Coupang Play, Wavve, Viki, and Kocowa in selected territories.
Synopsis
The series revolves around an ordinary housewife named Kang Eun-soo, who turns to crime by selling hundreds of billions of won worth of drugs, which she stumbles upon while trying to pay for the treatment of her terminally ill husband.
Cast and characters
Main
An ordinary single mother.
A teacher with a mysterious identity.
A detective who pursues Eun-soo.
Supporting
People around Eun-soo
Eun-soo's husband. Diagnosed with pancreatic cancer, he has a warm and caring personality.
Eun-soo's daughter, an average student. She is good at drawing and has a crush on her art teacher Lee Kyung.
Eun-soo's only friend and a contract employee at Happiness Bank. Unlike Eun-soo, she has become a full-time employee.
A law professor who strives for perfection. She is concerned with education and academic background, and often says hurtful things to others without any ill intent.
Soo-ah's best friend and a member of the same art club.
- Lee Joo-yeon as Choi Yu-jeong
Soo-ah's friend. She followed Jin-hee to the art club and became close to Soo-ah.
Gwangnam Police Station (Jang Tae-gu's team)
- Hwang Jae-yeol as Detective Park
- as Choi Kyung-do
- Seo Ha-jung as Lee Eun-young
Others
- Do Sang-woo as Kang Hui-rim
- as Do Kyu-man
- Lee Kyu-sung as Hwang Dong-hyun
- Son Bo-seung as Hwang Jun-hyun
- Kim Dong-won as Lee Hyuk
- Paek Eun-woo as Kim Min-woo
- Shin Jee-won as Soo-jin
A 24-year-old only daughter of the CEO of W Entertainment.
A student who has studied abroad, she possesses a keen sense of humor and captivating charisma. She also possesses a keen eye for situations, making her a force to be reckoned with.
Production
Eunsoo's Good Day is directed by Song Hyun-wook, and written by Jeon Young-shin, who co-wrote Argon (2017) and The Lies Within (2018). It is produced by Baram Pictures and Slingshot Studio.
Viewership
References
External links