Silently, Hermione repacked all but one. "Regulus," she called. He turned from the water, which he’d been eyeing suspiciously the whole time. "Listen to me. You’ll need to take this," here she handed him the empty water bottle, "and fill it with the potion in the basin. Don’t waste your time trying to pour it onto the ground. It won’t work. I’m going to need you to bring it to me and make me drink it. All of it, do you hear me? I need you to make me drink even when I beg you to stop— and I