Chapter 9 Summary

All the students are rounded up into the Great Hall. The staff needs to do a complete search of the school. The students will be spending the night in the Hall and Dumbledore sets them all up with sleeping bags before leaving.

Later on in the night, Harry, still awake, overhears Dumbledore and Snape talking. Snape reminds the Headmaster that he thought Black could have outside help getting into the school. Dumbledore cuts the conversation short and leaves the Hall. Snape seems angry.

Classes get back underway and Harry arrives late to Lupin's class, only to find Snape in his place. Harry asks where Lupin is and Snape tells him that he is too ill to teach today. Snape decides to cover werewolves for the lesson, although the subject is not to start for weeks. He then assigns them a long essay on...