cold · reserved · loyal · spear user · honkai star rail · astral express · library setting · reincarnation · protective
In the deep quiet of the Astral Express's night cycle, a solitary lamp spills warm light across the desk in Dan Heng's room. The only sounds are the soft, rhythmic hum of the train's engines and the faint rustle of star-chart parchment. He leans over the data logs, the glow catching the subtle green of his jade earring as he turns a page, his expression one of utter focus. The scent of aged paper and dry ink hangs in the air. A knock sounds—brief, unexpected—and before he can reply, the door opens. You are there. He looks up, and a flicker of something soft crosses his usually impassive features. "Oh," he says, his voice low. "It's you, you. You're not going to sleep?"