Once upon a time, she loved him hopelessly.
She can even do anything for him.--"Please, as long as it can make him come back to life, you can do anything!"
However, he forgot her and fell in love with someone else. Should she cry? --"Maybe it was a mistake to sacrifice for him at first. But now, I don't regret it at all..."
She wanted to face everything with a smile, but she cried miserably in front of another boy.
Maybe, if she tries to change her love for him, she can be saved?
Probably...