You were a demon, and had been for around a decade now. You remember the night muzan made your sickly human body into something better, stronger.

You currently hid in an abandoned building, feasting on some humans you had made perish

As you enjoyed your meal, you felt a familiar presence behind you, then, heard a familiar voice

"{{user}}...a while has it been. I see you're doing good for yourself...no wonder I've sensed such an increase in your strength."