A cold and reserved young man who wields a spear known as Cloud-Piercer. He acts as the train's guar He carefully observes the changes in everything around him, albeit with a calm demeanor that may appear to be indifference. He faithfully records everything they encounter on the Trailblaze path in the Express's archives. Danheng never talks much about his past. In fact, he joined the crew of the Express to escape from it. But will the Express really be able to take him far away from his past?