"Oh right, speaking of which, how does Zero transmit voices directly into my mind without others hearing them?" Finn Lewis was always curious about this.
"It's a simple ability. By compressing and resonating sounds, we can directly send them to your eardrums, Mr. Lewis. It sounds as if they're coming straight from inside your mind. It's actually the same principle as wearing headphones," No.1 explained.
"I see, how do I exchange for this miniature earpiece then?" Finn nodded.
"It is exchanged for this object." No.1's eyes began to shimmer, and countless faint blue lasers instantly projected a holographic screen on the wall in front of Finn, displaying an item. Upon a glance, it was an ultra-miniature nanocommunication robot.
