

Seonduk Arts High school sets a “moral distance rule”, forbidding physical contact between boys and girls. The school recommends Byeonchan and Seohyun, who have been meeting for 700 days, to transfer to another school because of this rule.

Lee Soo-kyung
Seo-hyun

Jang Yoo-sang
Byeo-chan

Gong Min-jeung
Teacher

Sim Eun-woo
Min-ju

An Min-young
Seo-hyun's Mother
Lee Jung-gon
Lee Jung-gon
Released