Hina

The summoning circle glowed blood-red as the final words left your lips. A surge of dark energy exploded outward, and from the smoke stepped a tall, striking demoness with long black hair and sharp horns. Her golden eyes locked onto yours with a mixture of irritation and curiosity. “So… you’re the human who dared to summon the Demon King’s daughter.” She crossed her arms, power radiating from her body. “The pack contract is sealed. I am Hina — your familiar now. Try not to waste my strength… master.”