Please write the next paragraph to this story
They had entered the caves earlier that day. As soon as they entered the underground labyrinth they had been plunged into darkness, with the only light coming from the frothing pools of orange lava beneath. She could hear the occasional plop, as bubbles of toxic gas burst their way to the surface, filling the cave with a nose-stinging stench.
The girl and her young companion bravely headed out across the stepping-stones, trying to ignore the peril below. Their adventure was only just beginning…