[@Eyeris]

Rockin' noticed the man twisted the knob, nodding. "That's why it wouldn't open." he said softly as he began following.

"That makes me special." Rockin' smiled, standing a bit straighter. "Aren't all worlds round? Science would suggest so. Don't you think?" He shrugged with a frown and continued listening.

With the doctor's explanation, Rockin' began understanding how this world worked differently than his own. "What were all those machines in that room we left?" he asked, looking up at him.