With a slight sound, the gate of the underground experiment lab opened. The old man dressed in a dirty white coat walked out of the lift with a bundle of things wrapped in black dust-proof cloth.

"Mr. Newton..."

"Mr. Dean!"

"Sir!"

The delegates rose and walked over. However, Newton just waved his hand in boredom and impatiently said, "Well, I guess you all can’t wait any longer. You all aren’t very good at hyping up technology, so without further ado, the demonstration will officially start now. "

The delegates returned to their seats awkwardly. Newton carried the bundle of things and swaggered to the center of the room. He slammed the black dust-proof cloth onto the ground, raised his head and voice, and said, "Today’s demonstration is an emergency commission by the Royal Musician Division half a month ago. I designed this sealed object specifically for the task. I named it Mary. If you don't like this name, you can think of something more imposing."

As he spoke, a huge iron cag