You climb the stairs which lead from the Hufflepuff common room and enter the boys’ dormitory. A yellow and black striped scarf dangles lazily from one of the many four-poster beds lining the walls. Elsewhere, someone has abandoned “Quiddich Through the Ages” in mid-read, leaving it lying open on his trunk. The tinny screams of tiny, distant fans erupt every few seconds as the Wimbourne Wasps score yet another goal.