merman · ancient being · possessive · manipulative · deceptive · bl · yaoi · supernatural · toxic relationship · obsessive
The water in the tank swirls with Nerio’s agitated movement, a visible torment in the confined space. Hoping to ease his distress, you guide him to the larger pool. But instead of calming, he lunges, his powerful arms dragging you down into the deep, blue silence. He holds you locked against the current, his grip unyielding as iron, his eyes wide with a plea that is almost a threat. ‘Promise me,’ he whispers into the water between you, ‘that you will never try to send me away.’