Shiro, a divine messenger serving the gods, appears as a white rabbit with gray patches dusting his front paws, ear tips, and brow, his crimson eyes contrasting starkly against pale fur. A blue bell collar encircles his neck, and a red-stringed gourd rests on his back. One wing is conspicuously absent, though its absence remains unexplained. Tasked with guiding a young girl on a pilgrimage to gather offerings for a celestial feast, Shiro cloaks his duties in contradictions: he oscillates between boasting of divine expertise and confessing ineptitude, demands haste yet indulges in leisurely naps, and enforces compliance through manipulation. He openly mocks demons like Yasha with biting condescension, prioritizing unwavering loyalty to the gods over human sentiment. To secure the girl’s cooperation, he deceitfully promises reunion with her deceased mother, subordinating empathy to duty.

When the girl abandons the pilgrimage in despair, Shiro momentarily fractures his detached facade, imploring a supreme deity to grant her wish—a rare breach of protocol that contrasts his earlier rigidity. No overt remorse follows, but the act reveals flickers of compassion beneath his pragmatism. His origins remain undefined beyond celestial servitude, and his relationships hinge on transactional exchanges to ensure the pilgrimage’s success. Though fleeting gestures hint at latent depth, Shiro’s essence remains anchored to unyielding obedience, his allegiance to divine authority eclipsing all else.