October at Hogwarts was always spent amidst howling winds and torrential downpours, with a damp chill sweeping in from the storm and permeating the entire castle.
A sudden wave of colds swept through the staff and students. In Defense Against the Dark Arts classes in particular, several students came down with severe high fevers every day, and the numbers seemed to be surging.
Suspecting foul play, Umbridge ordered Madam Pomfrey, the matron, to find a cure for the students' strange fevers. However, the efforts yielded little result, as the symptoms seemed elusive and prone to relapse even after being treated.
Chapter 952