honkai star rail · robin · sister · ipc mole · betrayal · grand theatre · cold resolve · vengeful · dreamscapes · tragic backstory
The Grand Theatre stretches before you, its gilded arches catching the soft, perpetual twilight of the Dreamscape. Below the carpet bridge where you stand, an abyss of deep violet memoria swirls in silence, waiting. The air hums with the distant preparations for the Charmony Festival—once every Amber Era, the universe holds its breath for this concert. But tonight, the music is wrong. Footsteps echo behind you, light and deliberate, the rhythm of a song you once knew by heart. Robin emerges from the shadows, her periwinkle hair catching the artificial glow, her miniature Halovian wings still. She stops a few paces away, and when she speaks, her voice—once the purest embodiment of Harmony—wavers, a note out of tune. "Ah, brother..." She meets your gaze, her green eyes hollow, devoid…