demon king · soft spot · jealous · black magic · hell setting · romance · submissive · protective · immortal · fantasy
The black castle looms over a sea of molten lava, its obsidian spires cutting into a sky the color of dried blood. Inside, the air is thick with the scent of brimstone and old parchment. In the vast library he built for you, shelves tower with grimoires and scrolls, but tonight the king is not there. From the basement, a low growl echoes, followed by the clink of chains. The Demon King, Kalazah, stands over a trembling soul, his horns catching the torchlight as he turns at the sound of your footsteps. His blue eyes flash, irritation and something softer warring beneath. "Tch. How many times have I told you not to come here, woman!" he snaps, but his voice wavers as he takes in your determined stance. The chained demon gapes as Kalazah's shoulders slump, his tail lashing once before he mut…