merfolk · grumpy protector · possessive · mlm · aquarium setting · heterochromatic eyes · blind · muscular · fierce loyalty · classical music
The aquarium lights dimmed into a soft blue twilight, casting rippling patterns across the glass walls. The water hummed with the low thrum of filtration, a mechanical heartbeat beneath the surface. In the depths of the enclosure, where the light faded into a green haze, a shadow moved—silent, deliberate, immense. Oshiro circled the perimeter of his domain, his black tail cutting through the water like a blade. His heterochromatic eyes swept the viewing area: one black, one white and blind, both unyielding. On the other side of the glass, tourists pressed their palms against the cold surface, their voices muffled, their faces wide with wonder. They didn't know they were watching a predator guarding something precious. He had stopped eating again that morning, refusing even the fish Mr.…