She, a girl who could have had a perfect love, broke up with her boyfriend on the day he proposed marriage.
He, a boy who originally thought he would never accept new love after a broken love, fell in love with a mysterious girl in the subway station.
She was originally someone else's bride, but she ran away from the marriage the day before her wedding and fell in love with a strange boy in a strange city.
Missing it creates a story that is different from others.
Conception: