After losing her memory in an accident, a bullied high school orphan finds herself in the place of an identical-looking girl who's gone missing.
Lee Eun-bi / Go Eun-byul
Han Yi-ahn
Gong Tae-kwang
Lee Shi-jin
Gong Jae-ho
Park Min-joon
Cha Song-joo
Kim Joon-seok
Dean of Students
Park Min-kyung
Song Mi-kyung
Park Joon-hyung
Min-suk
Shin Jung-min
Jo Hae-na
Seo Young-eun
Jung Min-Young
Young Go Eun-byul
Kang So-young
Kyung-Jin
Young Gong Tae-kwang
Hyo-eun
Sung-yeon