They are elementary school classmates
He has good grades and good looks since he was a child, so many people like him
She is gentle and elegant. Although you cannot fall in love with her at first sight, you will not want to leave her after being together for a long time.
Unfortunately, like when he was in junior high school, he lost his hand, and they were separated from each other from then on.
But... The meeting fifteen years later was fate.
Don't ask me who I am, I am just a passer-by who is not even a substitute. I tell their love story as a bystander...