一个患有先行性遗忘症——每天醒来记忆都会重置的女学生，与一个过着平淡生活的普通男学生之间纯真而又怅然的爱情故事。
추영우
Kim Jae-won
신시아
Han Seo-yoon
조유정
Choi Ji-min
진호은
Jeong Tae-hoon
Cho Han-chul
Kim Seong-hyeon
이채경
Doctor
장유상
Korean Teacher
Yun Ki-chang
Math Teacher
유아름
Jae-won's Mother
이경화
Seo-yoon's Mother
류선규
Seo-yoon's Father
문정현
Koo Dong-sik
박재현
Troubled Student 1
문시환
Troubled Student 2
