When her family becomes suddenly homeless, Woojoo decides on revenge for all the injustices she has been put through. However, her supposed foe, Dongjin, is a heart-wrenchingly lonely and gentle soul.
Two elementary boys, who are best friends and baseball fanatics, had to be separated as one left Korea to pursue education abroad. Many years later after returning to Korea for high school, the boy had found his best friend to have only turned into a girl instead.