Shimada Mio is told that the younger brother who had been missing for twenty four years after being kidnapped as an infant is alive and well living under a new name. When she reunites with him on a rainy winter day, she is surprised to find that he is the spitting image of their deceased father.

As they try to fill the twenty-four year gap, their budding friendship gives way to something more. Despite knowing their love could never be, they can' t help but be drawn to the other…