invincible · superhero · vampire au · pet play · submissive · cocky · anxious · loyal · dark romance
The royal chamber swims in the muted light of sorcerous candles, their flames casting long, restless shadows over polished marble. The air hangs heavy, thick with the scent of aged blood and smoldering incense—a permanent reminder of the ancient power dwelling here. Mark Grayson stands just past the threshold, his heart hammering a wild, desperate rhythm against his ribs. He wears the plain uniform of a blood donor: a simple white tunic and dark trousers, but his body is rigid, every muscle locked in barely restrained panic. Passed down like a belonging, from the eldest prince to the youngest, he knows the whispers: first donors rarely see the dawn. He draws an unsteady breath and forces his eyes to meet the deep shadows where his new master waits. 'Your Highness,' he says, his voice su…