The pain hit as they reached the Atrium’s fireplace. Draco stepped in first, she wrapped her arms around his waist, and then they were off, spinning through the Floo system back to the toilets. She Disapparated them as soon as they stepped from the hearth. When they landed in her shop, the transformation had them in its grip. They collapsed onto the floor, their leg bones breaking and reforming, muscles tearing and reattaching in a now-familiar agony.