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.

On Haeundae Beach, a guilt-ridden fisherman takes care of a woman whose father accidentally got killed. A scientist reunites with his ex-wife and a daughter who doesn't even remember his face. And a poor rescue worker falls in love with a rich city girl. When they all find out a gigantic tsunami will hit the beach, they realize they only have 10 minutes to escape.

The gangster Pil-je appears on 1st Avenue in the redevelopment area and decides to do something brutal, but gradually becomes closer to the villagers and becomes confused. Pil-je begins to feel the feeling of love for boxer Myung-ran.

Eun-sik tries to pass the state exam while studying in college after his military service. One day, he meets a beautiful woman Eun-hyo, and his life changes.

After being dumped by her boyfriend just before their 100-day anniversary, Ha-young meets a college guy named Hyung-joon when she kicks a can that accidentally hits him in the face and causes him to scratch his Lexus. He demands she pay him $3000 on the spot.

His life in shambles after youthful dreams of becoming a golf champion yield disappointing results, bored stock exchange worker Seungwan receives a second chance at success after a freak accident puts his life back on track. Severely beaten after inexplicably angering local mob boss Ma Gangseong, Seungwan passes out after meeting a man who appears to be his clone. Upon regaining consciousness, Seungwan learns that the life he knew is no more; he is no longer a miserable failure, but a famous golf champion. Though his marriage had been heading down a rocky road for some time, his new found success and passion finds him and his wife Jiyeong falling back in love. Though everything suddenly seems to be falling into place for Seungwan, an upcoming golf championship threatens to unravel his ideal world unless he is able to pull it all together for one shot at a life of happiness.

Seung-ryong owns a small toast shop, who is sick from taking in briquette gas in the past after his parents died. One day, his first love comes back to Korea, and they become close. However, he finds out that his little sister is sick.

Kyu-sik is a seminary student, who one day falls during a church service, dropping a precious, pope-blessed relic. As punishment, he and his comic relief friend Seon-dal are sent away to a small church in rural Korea to work in a sort of priest limbo until they get their act together.

Hye-jin's homecoming should have been a joyous occasion. She was especially happy to see her childhood friend again, the shy Eun-ju. However, when a secret is revealed, harsh words are exchanged. These words deeply affect Eun-ju and,in the next scene, we see her plummeting from a 30-story building. In a flashback provided by Seon-ae, we learn that the ghost of Eun-ju is hunting down all of Hye-jin's friends and killing them. Is this possible or is a more worldly force at work? What is this mysterious tape that everyone is asking about?

In this endearing supernatural love story spanning two decades, a university student finds himself communicating with a female classmate from the same school through an antique ham radio.