Harry Potter and the Secret Treasures - Chapter 1279: Unexpected Disappearance

... ause Hermione had checked on them so frequently, or maybe they were being cautious, not wanting to cause unnecessary trouble at school — this year, these students were surprisingly well-behaved. There was not even much communication between them, and Malfoy stayed holed up in the compartment with Goyle, Crabbe, and Pansy, not going anywhere.

This was indeed very unusual for Malfoy.

In previous years, he would have been leading Goyle and Crabbe through each compartment by now…