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![](https://image.tmdb.org/t/p/w92/xmDnoVmqY5iq4r8sqwDXh9eitRi.jpg)
Han Seung-yeon
Han Yoo-Kyung
![](https://image.tmdb.org/t/p/w92/fjLjcvy0K27IZM8frGn8mhjjkds.jpg)
Shin Hyun-soo
Cha Hyun Oh
![](https://image.tmdb.org/t/p/w92/rD1QMp1kmx03JSw4eBxeeLvTwAA.jpg)
Jang Hyun-sung
Baek Man
![](https://image.tmdb.org/t/p/w92/9D9jQXZm8lLe5WnYhJLL8KPPlnJ.jpg)
Kim Do-wan
Chan
![](https://image.tmdb.org/t/p/w92/rwGPhu8Ge36eMkrOlzfdKKFargw.jpg)
Ye Su-jeong
Yi-Ri
![](https://image.tmdb.org/t/p/w92/cIXDwGP3MxATDKX2Za1cezFKa2.jpg)
Cha Soo-yeon
Yoon Hong-Joo
![](https://image.tmdb.org/t/p/w92/ALKLmHns1hpnxV1w0ls1F5z8Ll.jpg)
Amy Aleha
Rachel
![](https://image.tmdb.org/t/p/w92/7GsqHacVShOf2W9lIgz33M90k0A.jpg)
Jo Seung-yeon
[homeroom teacher]