Hye-sung grew up poor but he has a gifted talent for baseball. Eom-ji has watched over him since they were young. Hye-sung falls in love with Eom-ji but when she transfers to another school, they don't see each other for years. Hye-sung and Eom-ji meet again at a baseball field but Um-ji is now the girlfriend of the exceptional hitter of high school, Ma Dong-tak. Hye-sung competes endlessly with Dong-tak over Eom-ji. But he ends up with a serious shoulder injury and gives up baseball. Then Manager Sohn Byung-ho gathers up dismissed baseball players and forms a team. Manager Sohn puts his team through extreme training and Hye-sung returns to the baseball world. He competes once more with Dong-tak, who is by Eom-ji's side.

A butterfly flies from the mountain to the city. Sang-Kyu, who works in a company, buys a house in the suburbs and lives with his wife and daughter, Yun-Jeong. But Yun-Jeong becomes a somnambulist because of the illusion of a butterfly flying to the house. Sang-Kyu happens to know Mi-Wu, a singer, who loves Song Cheol-Ho but wanders in her life after his death. On the other hand, Yun-Jeong regains her consciousness with the help of an English psychicist and a nun. After Sang-Kyu has a sex with Mi-Wu, he falls out of the window and loses his consciousness. As she feels affection for Sang-Kyu, Mi-Wu becomes a butterfly in the soul world and leaves him.