Cast
정유미
Oki
อี ซ็อน-กยุน
Jingu
มุนซองกึน
Professor Song
서영화
Sooyang
Baek Jeong-rim
Hyerim
이채은
Audience
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송기형
Professor Oh
엄태구
Student
신선
Student
박서연
Yangsoon
조성덕
Professor Bang
정지혜
Student
배주연
Moderator
김진경
Oki's friend
서정현
Junior
