He murmurs something, and the next moment, Hermione feels cool air blossom over her skin. Her jaw drops when she sees what he’s replaced her pyjamas with. The nightshirt has transformed into a tight black halter-top, abbreviated to reveal the curve of her stomach, while the trousers have become a dark denim miniskirt under which emerge her plump thighs and calves. On her feet are strappy sandals.