Demon Maiden And Slave Summoning -

The summoning circle blazed with an unholy light, scrawled in powdered obsidian and the blood of a black rooster. Inside, Elias knelt, his wrists bound by chains that hummed with a low, malignant energy. He was the final component, the living sacrifice. But he wasn't afraid. He was angry.

The chains of the slave pact were iron and magic. But the chains of a shared, broken loneliness were forged in something far stranger. Demon Maiden and Slave Summoning

She was a maiden of impossible beauty and terrifying wrongness. Her skin was the pale gray of a drowned star, and her hair cascaded like liquid shadow, writhing faintly as if caught in a breeze no one else could feel. Two curved horns, the color of old bone, swept back from her temples. Her eyes were embers—not glowing red, but the deep, dying orange of a fire settling into ash. She wore a dress of torn black silk that clung to her like a second, starving shadow. The summoning circle blazed with an unholy light,

Elias had stared, dumbfounded. “My… slave?” But he wasn't afraid

The grimoire, bound in what looked like flayed skin, had promised a solution. A servant to ease your burdens. A companion to fill the void. He’d performed the ritual for a simple familiar, a demon to do his bidding. Instead, the floor had cracked open like a wound, and from the sulfurous smoke, she had stepped forth.

She was called Malvoria.