 Jae-myung is a popular former baseball player who went to the same high school as he did, and Ha-jin manipulates a series of events to become Jae-myung's best friend.He also runs into Oh Dan-hee, the girl he loved and hurt in high school.Despite her painful childhood, Dan-hee grew up to be a tenacious, optimistic go-getter who dreams of becoming a world-class professional softball player.