"So... was it successful?" Anna softly asked.
"Yes. Then, it should be cut and sealed within the silver foil." Agatha nodded and said, "The final step is different depending on the type of Sigil. For example, the Sigil of Screaming should not be cut as it would be used a whole."
"What will happen if we fail?"
"The bloodlines won't be able to collect the magic power for some unknown reason. There's always a chance of this happening no matter how good the materials are. The solution is pretty simple as well, we just need to pry the magic stone off and redo it."
"But, it'd consume the blood..." Anna frowned.
"That's why the demon's blood was considered more precious than the witch's blood in Taquila." Agatha self-deprecatingly smiled. "No one cared if the witch's blood was wasted during an experiment. But we would be scolded and punished if we wasted demons' blood."
...
