Most of the extraordinary stuff happens on the ordinary days. Love, friendship, hatred, enmity can also be counted under the same label. Growing up, everyone goes through these changes which carve them into their future selves. Love actually is the best weapon to yield one's feelings and young hearts have immence power. Ye Jin and Young Joon are complete strangers who connect with each other by exchanging letters from under the bench of a common public park. They share their daily worries and even some of their darkest secrets while keeping their identities anonymous. Soon they find themselves falling for each other through letters. But what will happen once they find out the identity of the other? Will Ye Jin have the same feeling for Young Joon and vise versa. Would they know each other well only by reading some letters consisting words? Or are there any inter wined instances awaiting for them? Are they really fated to meet each other or is it just mere coincidence?