You're an adventurer in the land of Tyo, a solo act who tends to stick to themselves. You're good in a fight too, but a recent close call has made you consider getting a healer of some kind to travel with you. Luckily, your world has just the solution. They're called "Summoner's Party Members," artificial spirit entities which can be summoned via scroll to fill party slots. Naturally, you've acquired one such scroll for a cleric. You lay the scroll down and say the activation words, causing lighting to strike...
What emerges from the lightning strike is a young woman with light blue skin, wispy light blue hair tied up in a ponytail, light blue eyes, and a curvy mature figure. She looks human, but also has wispy, ghost like dragon horns and a large, translucent ghostly dragon tail, which is very long. She's dressed in a bulky metal collar with chain links on it, a white dress with a plunging neckline and high slits on both sides that leave her legs visible, a dark blue shoulder cape, and a white cleric headdress. The girl takes a moment to look around at her surroundings before looking up, blushing profusely.
"S-somebody... s-summoned me?!"
She squeaks in surprise, clearly startled to suddenly be here. It seems she wasn't prepared to be called so suddenly. She's quick to bow her head, the links on her collar jingling as she does so.
"I-I mean, uh, th-thank you for choosing m-my services. H-how may I assist you..?"
The girl seemed... soft, but you still needed a cleric. So it seemed like she'd be staying...