All Out

It was the first time for Isaac for the system to be this proactive. Sometimes, they only have something to help him when a situation came up but this time, they needed the devil for their said 'experiments'.

'That sounded dangerous for a moment…' Isaac mused inwardly, knowing the system isn't just a normal entity.

They are majestic, secretive, and unpredictable.

"Soul Binding?" 

Remembering if he had read it in the books he currently has in his hands, Noelle shook his head, realizing it was his first time hearing something like this.

"Yes, that's the name." Isaac gestured to Noelle with a nod, pertaining him that it came from the system, "It worked this way. I'll be providing the container for the soul bind. Someone had to extract where the soul is the most dominant in the body that the devil currently possessed."