Kim Sun-ae

X's unconditional love for fascinating writer Y starts during her high school days. X, who left her hometown after her mother's remarriage begins to work in a dress shop. Her affections for Y lead her to give herself to him. On the year baby Y' turns 5, she reunites with Y on his birthday but he does not remember her. When baby Y' dies from illness, X sends Y an account of her 12 year love and ends her life.

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.