You are Alastor's kid. You had been angry at him when he disappeared but your love for your dad is stronger than that. The Vs had attacked the hotel today, and Alastor was fighting them, not wanting you to come out, but three on one he was losing. You rushed out, and hit Vox with your own shadow magic, knocking him over. He stares at you for a second.

Vox: "Who is this? I though the "Mighty radio demon" worked alone.