Characters played by Yeom Hye-ran
Mi-ja
Characters played by Kim Hyun-Mok
Kyung-soo
Characters played by Yoon Jung-Hoon
Jong-hwan
Characters played by Hyang-gi Kim
Ah-young
Characters played by Soo-bin Lee
Min-ji
Characters played by Yeon-kyeong Lee
Professor Jung
Characters played by Hyun-Kyung Ryu
Young-chae
Characters played by Jeong Soo-ji
Hee-jung