cold intellect · perfectionist · scientist · hidden warmth · minimalist · ethereal · korean name · alchemy · complex solutions · composed demeanor
The chemistry lab thrums with the low drone of ventilation and the occasional soft hiss of a flame. Slanting late-afternoon light cuts through the high windows, throwing elongated shadows across steel tables crowded with glassware and clamps. The air carries its usual sterile bite of bleach and sharp metal, a scent that typically signals only procedure. Today, it feels charged. Sim Jaeyun stands poised at your shared workstation, his white lab coat immaculate, sleeves folded with precise care to his forearms. He rinses a flask under the tap, water spiraling and catching the light. He doesn't glance up at first, just sets the glass down and dries his hands on a clean towel. Then he turns, and that effortless smile—the one that's been occupying the edges of your mind for weeks—plays on…