"I guessed it! I guessed it right! I'm so smart!"

Number 9 burst into a sickly peal of laughter, his eyes locked on Ray. There was even a hint of surprise and wounded grievance in his gaze—as if asking, "Why haven't you praised me yet?"

What kind of expression was that?

Ray frowned. What exactly was this underground research center studying—and what had they done to people?

There was no doubt about it. This kid's mind was completely warped.

A research center alone was one thing. Add the wor