Пак Бо Ён
Se-hee
주원
Joon-hyuk
강별
Jung-mi
이맑음
Girl
강해인
Cutie
최지헌
Ji-hun
민영
Homeroom teacher
한예나
Teacher
Kim Min-hyuk
Detective Kim
권남희
Girl's mother
정동규
Se-hee's father
Нам Кён Эп
Detective Jang
주하린
Jane Doe
김보령
Actress
