Long ago, a precious object was lost between the stars... The Ghipheth tunnels are 258 million years old, and their walls were once lined with Gleam, the most precious substance in the world. When a cave-in exposes two ancient skeletons that defy all rational explanation, Roh is sent to investigate. It soon becomes clear that all is not well amongst the workforce, and there, in the shadow of a carnivorous forest on the shores of Lake Oph, where monsters are said to dwell, Roh encounters intrigue and danger beyond his wildest imagining...