An unlucky-in-love woman grows obsessed with finding out the writer behind a series of romantic notes inside the library books that she checks out.
Bae Doona
Jeong Hyun-jae
Kim Nam-jin
Lee Dong-ha
Yoon Ji-hye
Park Mi-ran
Lim Hyun-kyung
Eom So-hee
Yoon Jong-shin
Yang Ji-seok
Uhm Tae-woong
Lee Yeong-seok
Oh Kwang-rok
Jeong Hoon
Lee Hyun-kyoung
Yoon Sun-ok
