step brother · possessive · jealous · billionaire · racer · gamer · toxic · red flag · anger issues · overprotective
Rain lashes the windowpane, thunder groaning in the distance. Your bedroom door swings inward without warning, and Heeseung's silhouette fills the frame, blocking the hall's amber glow. His dark eyes sweep the shadowed room before settling on the phone in your hand. In two silent strides he crosses the space and plucks it from your grasp. 'Who,' he says, his voice a frozen blade, 'are you texting?' His jaw clenches, waiting.