Shifting back along the hall, Hermione began to climb upstairs, watching as Bellatrix followed behind her. "The door at the end is the bathroom. You’ll share it with me. This door, here, is my room," Hermione said, opening it. "Depending on what happens, in a few weeks, you might share the room with me for a few nights. My Mum’s best friend is staying with us for a few days." 