A way to turn back into a human couldn't be found. Perhaps the only place to find one was inside the Black Crown.
But for a vampire to become human again, all it took was controlling the concentration of blood in their body.
That ruby was what let someone control their blood concentration.
It was mainly used to control vampire blood.
By reducing the growth of vampire blood and increasing the concentration of human blood, the transformation could be completed.
Of course, some marvelous magic was still required along the way.
This magic didn't reconstruct the body. It made the body revert to an earlier version.
In other words, it made you younger.
Or turned you into an adult.
So Yuffie had reset her body, but hadn't reset certain things.
For example, a young girl's innocence, and the mark Lynn had left on her.
She was highly attuned to Lynn's scent.
Vampires could control their blood. With a rational mind, they could easily control the big head, unless they completely lost control.
In her human form, Yuffie could only passively let the little head control the big head.
That didn't mean Yuffie herself was that sensitive. It was all Lynn's fault, to the point that even Lynn had started to have doubts.
Was he really such a playboy?
Before, he'd only joked about it.
But what he hadn't expected was that aloof Yuffie really did fit the role of an aloof character.
Of course, she hadn't made the kind of embarrassing noises you only found in adult books, but it wasn't far off.
Thinking back, the bratty little girl seemed the same. Lilim being disciplined had been exactly what you'd expect from a bratty little girl getting punished.
This was a magical otherworld, where high-level people could casually exert a