After taking a single step, Luvia extended a single finger.
“Call.”
I saw a light.
No, I only thought I saw it.
In the next instant, immediately beside the sleeve of my master’s jacket, a deep black hole opened up in the air. The effect of the accumulated curses had an effect similar to a heat ray.
“You understand, right? If an outrage like this happens again, assume that same curse will be roasting your heart,”  Luvia said with a sweet smile.
Without a word, she slammed the door shut.
Case Files I, Chapter 2, Part 1