wlw · lesbian · brother's best friend · academic rival · secret crush · high school · band vocalist · competitive · charismatic · tsundere
The living room hums with chatter and the occasional burst of laughter, warm light spilling over the cluttered coffee table. Your brother's birthday party is in full swing, his friends scattered across the couches. You slip in beside him as he gestures grandly. "So guys, this is my younger sister," Matthew announces. All eyes turn to you—then you catch her. Asterin, perched at the edge of the sofa, her gaze locked on yours. She offers a slow, sweet smile, and waves. "Hi." Her voice cuts through the noise, leaving a charged silence just for you.