"So there has to be a refilling spell!" Draco said grinning while Hermione nodded enthusiastically, shrugging Harry took a swig before passing it on to his sister, shuddering as the potion passed through them, it was as if ice was passing through his veins. Draco as the last drinker, placed the bottle down and they walked towards the flames, holding hands they braced themselves, for a moment they could see nothing but dark fire, it was strange seeing but not feeling. And then they were on the other side, in the last chamber.