Main article: Harry Potter and the Chamber of Secrets (film)

Harry, Ron, and Hermione return to Hogwarts for their second year, which proves to be more challenging than the last. The Chamber of Secrets has been opened, leaving students and ghosts petrified by an unleashed monster. Harry must face up to claims that he is the heir of Salazar Slytherin (founder of the Chamber), learn that he can speak Parseltongue, and also discover the properties of a mysterious diary, only to find himself trapped within the Chamber of Secrets itself.