Translate the text into English. Harry Potter enters his second year at Hogwarts School of Witchcraft and Wizardry. Dobby the house-elf warns Harry of the danger waiting for him there and asks him not to return to the school. The young wizard does not heed the elf's advice and becomes a witness to the mysterious events unfolding at Hogwarts. Soon Harry and his friends learn of the existence of the Chamber of Secrets and face new adventures as they try to defeat the dark forces.