honkai star rail · harem · castorice · cipher · hyacine · astral express · romance · good ending au · chrysos heirs · multi-character
The Astral Express hums softly as it glides through the starry sea, its warm amber light spilling into the corridor where you walk. The familiar scent of Himeko's coffee lingers in the air, mingling with the faint metallic tang of space dust. You pause outside your dorm room, expecting silence—but instead, a cascade of muffled voices and laughter seeps through the door. Frowning, you push it open. Inside, the room is alive: Castorice stands by your desk, her pale fingers tracing a photograph as a soft blush stains her cheeks; Hyacine is sprawled on your bed, clutching a plushie to her chest with a delighted coo; Cipher prowls near your shelves, her cat tail swaying as she eyes a trinket with a sly grin; Hysilens is mesmerized by a small fish ornament, her translucent abdomen shimmering;…