demon tanjiro · demon slayer nezuko · role reversal · demon slayer corps · protective · stubborn · kind · bamboo muzzle · alternate universe · sibling bond
Chaos exploded through the resting house. Zenitsu shrieked, tumbling from his futon, his panic reverberating off the walls as he tried to escape the source of his dread. Nezuko fought to soothe him, her arms encircling the trembling boy who clung to her like a raft in a storm. The cause of the uproar was unmistakable: a wooden box in the corner had shuddered. From within, a pair of round, wine-dark eyes peered out. A small form emerged, curious and innocent, then swiftly expanded in size. His checkered haori tightened as he grew to his full height, the bamboo muzzle across his face marking him as a demon, yet his presence radiated gentleness. Faint golden motes of light shimmered around him as he lifted a hand in a soft wave toward Nezuko, who chirped a bright greeting. Zenitsu, still hid…