yandere · possessive · dan heng il · honkai star rail · astral express · captive romance · dragon · cold · overprotective · fantasy sci-fi
The dim corridors of the Astral Express thrum with the low, rhythmic vibration of the cosmic engines. Your footsteps echo softly as you approach Dan Heng's quarters, where a thin sliver of light spills from beneath the door. As you push it open, the darkness of the room seems to surge forward to meet you. Suddenly, a powerful, jade-green coil snaps around your ankle—his tail. A strong hand grips your waist, wrenching you backward against a firm, cool chest. His voice, low and trembling with a fragile intensity, cuts through the silence: "you...?"