"Would you? These things are driving me mad." He strode over with a faint whisper of oiled leather, and Hermione held the rerebrace steady as Draco tightened it, rather deftly for someone with only one hand. "Are you sure you’ll be okay?" Hermione asked anxiously, for what must have been the hundredth time, and Draco’s lips curled humourlessly up and he hummed assent.