Cast:
Yoon Doo-joon, Kim Seul-gi, Jin Ki-joo, Ahn Hyo-seop, Im Ye-jin
King Yi Do
Jang Dan-bi
Queen Sohyeon
Bak Yeon
Dan-bi's Mother / Queen Wongyeong
Dan-bi's Father / Hwang Hui
Sim On
CSAT Supervisor / Choe Man-li
Math Teacher / Chief Eunuch
