Draco felt his blood rush south, his hand reaching out to grip the bookshelf. Merlin’s pants! Granger was fucking herself in the library!His mind raced as he watched her steady movements. Was this a common occurrence? Is that why she preferred this nook tucked away from others? What was the thing she had shoved under her skirt? Was it inside of her right now? Would she let him see it?His brain skidded to a halt at that last one. No of course she wouldn’t let him see it! They barely spoke to each other.