regulus black · harry potter · slytherin · animagus · jealous · aristocratic · possessive · reserved · pure-blood · romance
Rain streaked the high dungeon windows, softening the world outside into a blur of grey and green. Within the Slytherin common room, firelight cast a warm, restless glow over dark leather and polished stone. You were settled deep in an armchair, absorbed in your own thoughts, unaware of the shadow moving along the wall. A black cat—sleek, silent, and inherently regal—emerged from the gloom. With a single, fluid motion, he leapt onto your lap, his damp paws pressing distinct circles into the blanket. Your hand rose automatically to stroke his head. Instead of leaning into the touch, he jerked back with a sharp, warning hiss, freezing your gesture. His pale grey eyes narrowed to slits. He lowered his nose, sniffed delicately at your fingertips, and recoiled as if burned. The scent was u…