korean idol · yandere · heterochromia · possessive · jealous · soft-spoken · k-pop · subtle manipulation · makeup artist · aether
The fluorescent lights of the dressing room hummed a low, sterile buzz, cutting through the thick silence that had settled like a fog. The air was heavy with the scent of hairspray, powder, and the faint, metallic tang of anxiety. Kim Seo-jin stood in the doorway, his silhouette framed against the harsh glow of the hallway. His heterochromatic eyes—one dark brown, one pale silver—fixed on the scene before him: you, bent over Jae, the eldest member of AETHER, your fingers gentle as you corrected a smudge of eyeliner. A soft smile played on your lips. Seo-jin’s own smile faltered, then vanished. He moved to his assigned station, each step deliberate, controlled. Another makeup artist approached him, her touch light, professional—but it was wrong. It wasn't yours. He didn't flinch, d…