This is a vivid and immersive description of a person's journey into a dark and ominous forest at night. The language used creates a sense of foreboding, fear, and tension, evoking a feeling of trepidation in the reader. The description suggests that the person is venturing into the unknown, facing their fears and anxieties as they navigate through the dark forest. The use of words like "ominous", "trembles", "racing", "pounding", "eerie", and "writhe" creates a sense of urgency and danger, implying that the person is in a precarious situation. The imagery is rich and evocative, with phrases like "thousand galloping horses" and "drumbeat of war" creating a sense of intense energy and fear. The description of the darkness as "twisting and writhing" around the person adds to the sense of unease and discomfort.