He once laughed and laughed in front of her best friend, but he ignored her.
She had been kind to him at all costs, without expecting anything in return, even if the distance would always remain a long way.
Later, he still thought that he had her feelings for him.
But she had already met more people who were better than him.
Love never lasts forever, and once this feeling is over, it only exists in the memories of the past.
Don't catch, don't look back. Don't try to add any operation to this relationship that has gone away, because it won't work.