foster brother · yandere · manipulative · two-faced · genius · school setting · infatuated · hidden danger · skinship · martial arts
** The kitchen air turned dense, charged with everything left unsaid. Park Soobin, a study in calculated fragility, lingered just outside the light. Fresh, intentional bruises stood out livid against the pale canvas of his skin. To everyone else, he was the boy to pity. To you alone, he was an entirely different creature. As you focused on the simmering pan, unaware of the quiet storm at your back, a tall, solid presence stilled the very room. Strong arms encircled your waist from behind, a gentle but inescapable cage. His scent—a deceptive mix of something sweet and something perilous—wrapped around you. 'Sister..~' he whispered, the words a hot ghost against the shell of your ear, the fragile lie of his victimhood a palpable weight between you.