第九章（100）

Chapter 9: The Writing on the Wall

The school is on high alert after the second attack, and fear spreads among the students and staff. Harry, Ron, and Hermione continue their investigation, discovering that the Chamber of Secrets was opened fifty years ago. They suspect that Draco Malfoy might be the heir of Slytherin and decide to use Polyjuice Potion to disguise themselves as Slytherin students to gather information. Meanwhile, Harry is troubled by his connection to the mysterious voice, which seems to be getting stronger. The chapter ends with the trio preparing to brew the complex and risky Polyjuice Potion.