Three hours into the equations and I was certain that Henry was kidding about the next session.

“What is ten multiplied by itself five times.”

“Ten raised to the power of five.” I grunted.

“Very good Rosie.”

I rolled my eyes in annoyance.

“I believe we're done with the basics… now onto the next session.”

I sat up immediately.

Henry walked towards his desk, pulled open the drawer and brought a nylon bag out.

He dragged his chair a few feet away from me then sat down.

I stared at him in confusion.

“What is that?”

“This?” He echoed, holding the bag up. 

“Very important material…”

My frown deepened.

What...