An unforgettable love
A tear-jerking scene of love
A sincere feeling
A regret that has long been doomed
She devoted herself to him, but got his wedding invitation.
He failed her, but kept entangled with her, leaving only a lifetime of regrets.
What kind of story happened to them, and what kind of emotional entanglements did they have? How will they make a choice in the end, and what kind of helpless ending will they have?