"A lot of stories unfold when Ms. Ma, a cold-hearted witch, becomes a homeroom teacher at an elementary school."
Ko Hyun-jung
as Ma Yeo-jin
Kim Hyang-gi
as Shim Ha-na
Cheon Bo-geun
as Oh Dong-Gu
Kim Sae-ron
as Kim Seo-hyun
Seo Shin-ae
as Eun Bo-mi
Lee Young-yoo
as Go Na-ri
Kang Chan-hee
as Kim Do-jin
Youn Yuh-jung
as Yong Hyun-ja
Lee Ki-young
as Song Young-man
Jin Kyung
as Jung Hwa-shin
Choi Yoon-young
as Yang Min-hee
Jeong Seok-yong
as Koo Ja-song
Byeon Jung-su
as Na-ri's mother
Kim Young-pil
as Ha-na's Father
Lee Jung-eun
as Sun-young's Mother
Ricky Kim
as Justin
Kim Won-suk
Writer
Jonghyun
Theme Song Performance
Taemin
Sunny
Onew
Ryeowook
Minho
Key
Kim Eun-hee
Lee Dong-yoon
Director
