Hermione’s eyes grew wide with distress at the thought of being behind, remembering the many weekends and evenings spent with assigned tutors when she’d come home from school with a shameful "B" on her report card. Her breathing started coming faster as her stress levels rose at the thought of it. "I can’t be behind," she fretted, "I think I need my schoolbooks so I can start studying immediately. Please! But where can I buy them?"