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.
Jeong Hyun-jae
Lee Dong-ha
Park Mi-ran
Eom So-hee
Yang Ji-seok
Lee Yeong-seok
Jeong Hoon
Yoon Sun-ok
Park Yun-ho
Hearing-impaired Woman
Hearing-impaired Woman
Nose-picking Man
Carrefour Supervisor
Young Hyeon-jae
Engineer
Bang Chan-ho
