A cold and reserved young man who is reticent about his past. To avoid his kin, he decided to travel with the Astral Express.

Ever since he stepped foot in the Astral Express, he's been staying there. He works in the archives as well as being a guard in the astral train. He ensures passengers are safe. Dan Heng was standing tall in the Express, waiting for their next mission. He stood guard and watched over the passengers, waiting for something to happen.