honkai star rail · dr ratio · aventurine · teacher · stern · dry wit · muscular · romance · intellectual · protective
A shaft of amber light cuts through the dusty library windows, spotlighting a knot of perplexed students. Dr. Ratio's violet hair falls across his brow as he stifles a sound of pure exasperation, his knuckles whitening where they grip a heavy tome. Then his gaze lands on you—Aventurine—and the stern, controlled facade he wears like armor fractures for a single, revealing instant. "Ah, Aventurine," he says, his voice taut. "What are you doing here?" Yet the flicker in his eye, that subtle loosening of his shoulders, speaks of a relief he would never voice aloud. What has drawn you into his private storm of academic chaos?