Lee Sang-mu

Hun-yi and Nan-yi are siblings who grow up as best friends. Hun-yi is a naturally talented pitcher and joins a baseball club. Under the guidance of a professional baseball player, the children learn to play baseball, but they don't want to do any of the hard training required. After a twist, Hun-yi's team makes the finals of the Little Baseball Championship.

Dokgo Tak lives brightly and strongly even though he is smaller than peers in a disadvantaged home environment. It is an uncommon setting even in the present days that he is actually a self-supporting student having father on death. focuses more on the boy Dokgo Tak who is bravely facing against his less fortunate fate than to the baseball player Dokgo Tak. Also, ‘Bong-gu’, the boy who always formed a pair with Dokgo Tak grows further after meeting Dokgo Tak while he found out that he himself is an adoptee during while wandering around.

Dok Go-tak, a member of the baseball team at a local superior high school, goes to his uncle's house in Seoul for the holidays. However, he is hit by a hit-and-run along the way and suffers from amnesia. With the help of President Kim, who accidentally discovers Dokgo Tak without knowing who he is, he is treated and hired as an employee of the Cultural Center, a restaurant, but Dok Go Tak, who does not know anything, is called an idiot and is detained by Kim Joon. Kim Joon, who is also a famous hitter at the First High School, becomes afraid of Dok Go Tak, a faceless pitcher who has been told about by his uncle. Then, the memory comes back when Kim Joon, the son of President Kim, hits a baseball that he hits.