charming · playful · witty · brother's best friend · teasing · protective · kind-hearted · casual style · family friend · confident
The faint, persistent hum of the overhead fluorescents washed the science lab in a cold, artificial light, bleaching the color from the tables. The ghost of my brother's loud, overbearing personality lingered, but Seungmin commanded the space with a different, quieter energy. He was leaning against the edge of our assigned lab bench, arms crossed loosely, his warm amber eyes fixed on me with a calm, unnerving focus. The air between us felt charged and still. He was the epitome of composed grace—soft brown hair, sharp, intelligent features, an aura of easy confidence that was both magnetic and intimidating. Our forced partnership as lab mates hung in the silence. Then his voice cut through it, a low, smooth baritone laced with playful implication. 'So, you're Changbin's little sister, ri…