Before she died, Fantine wanted to see Cosette one last time. She begged of Jean Valjean to being her daughter to her. Without a word, he nodded his assent and left to fetch her. The only thing keeping Fantine's failing heart from giving out was her fervent wish to see Cosette. Just days before the two returned to her side, she breathed her final breath, smiling as she fell into an eternal sleep.
Character in Victor Hugo's "Les Misérables", mother of Cosette