Soon after getting a new phone, a woman notices strange things starting to happen. When she investigates, she discovers that everyone who has had her phone number before her has died suddenly and mysteriously.

Two brothers fell in love with one woman, Hyun-jae. But she chose Chung-seo. And Jang-seo has been living bitter days ever since the betrayal of his younger brother and his lover. After 17 years passed, Jang-seo gets a call from her. He does not know why she’s coming back, but his heart is beating again.

Ae-Ryun runs a video store called "Sad Movie" on her own. She is a typical Pisces who likes French films and takes an interest in everyone surrounding her. Her best friends are the movies that surround her--and a lonely tropical fish. One day she meets an unusual customer, Dong-Suk, who comes into her store to rent some videos. He loves French movies too. With his beautiful smile, she cannot help her affection towards him.