Kim Hye-in has to transfer to Cheongdam International High School after witnessing a murder. She crosses paths with Baek Je-na, a bully who happens to be connected to the case.
Lee Eun-saem
Kim Hye-in
20 episodes
YERI
Baek Je-na
20 episodes
Lee Jong-hyuk
Seo Do-eon
20 episodes
Park Si-woo
Min Yul-hee
20 episodes
Jang Sung-yoon
Kim Hae-in
20 episodes
Jang Deok-su
Park Woo-jin
20 episodes
Yoo Jung-hoo
Lee So-mang
10 episodes
Han Da-sol
Oh Shi-eun
10 episodes
Kwon Se Eun
Lee Sun-joo
10 episodes
Kim Min-kyu
Cha Jin-uk
10 episodes
The Good Bad Mother
