Kate was nervous too. "Sorry...it's part of that long story." she told Luke. "Robots and us...let's just say it's nasty." She didn't want to spill everything, but that was a good general description.
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"No. He's a good friend of mine. It might be a different story if someone came after me, but he really isn't built for attack. He's harmless."
Luke nodded with his head in the direction he felt Parnell in, telling them silently to follow him.