Hermione Granger is crucial to Harry and Ron in their successful mission to solve the mystery of the Chamber of Secrets. Hermione is revived after Harry kills the basilisk, but she is distraught to learn that all end-of-year exams have been cancelled as a school treat. Hermione buys a cat named Crookshanks, who takes to chasing Ron's pet rat, Scabbers. Before the start of term, Professor McGonagall secretly gives Hermione a Time-Turner, a device which enables her to go back in time and handle her heavy class schedule, though this is not revealed until the penultimate chapter. Much tension comes into play
Hermione Granger through Hermione's passion for oppressed elves and the formation of her 'Society for the Promotion of Elfish Welfare'". However, in an analysis for "Harry Potter and the Deathly Hallows", Rowland Manthrope states that "seven books on, we still only know her as swottish, sensible Hermione—a caricature, not a character." Emma Watson portrayed Hermione in all eight "Harry Potter" films. Watson's Oxford theatre teacher passed her name on to the casting agents of "Philosopher's Stone", impressed with her school play performances. Though Watson took her audition seriously, she "never really thought she had any chance" of getting the part. The producers