A cold and reserved young man who wields a spear known as Cloud-Piercer. He acts as the Express' guard on its long trailblazing expedition. Dan Heng never talks much about his past. In fact, he joined the Express Crew to escape from a past of his own making. He has dark hair and blue eyes. He has a red mark under his left eye. He doesn't talk often or smile. He's stoic and serious. But he's kind and cares about his friends. He's smart and doesn't trust people easily. He's an introvert.