Ron's Development and Harry's Suspicion of Draco Malfoy

PAGES: 234-236

After being left out of Slughorn's party, Ron grows more jealous. Meanwhile, Harry continues to speculate about Draco Malfoy's involvement with Dark objects, convinced that Draco brought something dangerous to Hogwarts. Hermione points out that Malfoy couldn't have brought anything into the castle because of the Secrecy Sensors.