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.

• Tube Entertainment
• Bae Doona
• Kim Nam-jin
• Yoon Ji-hye
• Im Hyun-kyung
• Yoon Jong-shin
• Uhm Tae-woong
• Oh Kwang-rok
• Lee Hyun-kyoung