Draco kept his gaze fixed on the door for quite some time after the young Gryffindor had gone out. Realising what he was doing, he clicked his tongue and returned his attention to the parchments. But his eyes also looked at them unseeing. His hand was unable to remember what he was writing. He raised his head again to look at the door. Without even realising it, he began to drum the sharp point of the quill on top of one of the parchments, filling it with tiny droplets of ink.