Jack's head snaps up, broken out of his deep contemplation by a voice behind him. He looks over his shoulder at the source - some kid? He jumps down abruptly, landing with a loud metallic clang and cornering the guy to stop him from continuing on past.

"Void? You're kidding me, right? How do you know that?" he asks, pixelated eyes flashing. It sounds less like a question and more like an interrogation.