Daechi, the place with the most enthusiasm for academia in Korea. 'Yunim' who once dreamed of becoming a novelist lives out her life as a Korean instructor in Daechi. However, on the day the midterm exam is about to end on the middle school where Yunim is in charge of, the teacher of that school comes visiting Yunim. The schoolteacher 'Kihaeng' is Yunim's ex-boyfriend 10 years ago. Now, the two becomes the topic of gossip among the parents of Daechi.
An So-heeYun-im
Park Sang-namKi-haeng
Lee Hyun SoJong-won
Takuya TeradaMichio
Jo Eun-yooNa-eun
Oh Tae-kyungManager
Bae Yu-ramDong-hwa
Shin So-yulYu-jeong
Go Seo-heeHye-rin's mother
Yoon Jun-wonDetective Joo
Kim Tae-junDetective Park
Jung In-giVice manager
Jang Jun-wheeVice head teacher
Lee Jae-inHead teacher
Yang Ji-ilInstructor
