Everyone is holding a key to open the door to a world of miracles.
However, only a handful of us can get to see it.
Miracles which are great enough to change our destiny do not happen so often.
Even if each step is small, if we keep stepping forward wishing to change our destiny, someday the door will open.
This is a romantic comedy in which a young man who missed a chance to confess his love and ended up attending a wedding of the woman he really loved, is given a second chance and struggles to undo the past and win the heart of the woman on the day she is getting married to someone else.