Interrogate.

Valerian did not hide his contempt and disdain at all. He did not care about the shock he caused to the two people beside him. Vertex knew this child was not a raisin that could be squashed with ease, but to think he was this hard. His actions from the moment he stepped out of the shadow were seamless. 

While the second prince was somewhat surprised, the Duke looked at the boy with utter disbelief. He could sense that the emotions of this child did not fluctuate even a bit when he chopped off the wrist of the old butler.  This was something that made him feel fearful toward this child. 

Duke Vulcan was a violent man, and he had his fair share of body count, but even to this day, he could not keep as calm as this boy when attacking someone. Ensoma was also frightened but then he was overwhelmed by a sense of humility. This kid was calling him an insect. How could he tolerate it?