Hermione takes Sabine's hand once more. As they walk towards the house, Hermione feels the lines of a ward press into her, stopping them from going any further. Prompted, she quickly slices a cut on her hand and lets the blood sink into the invisible walls. A second later, the ward drops and the front door opens on its own. They step inside, the door closing behind them, and a woman with grey hair appears in the hallway.