"Of course I didn't forget she tried to kill us," Fox huffed a bit. "I just...I dunno...feel like a piece is missing here.....she said 'cell'........that's something, that's a clue..I just know it."
Lone Star suddenly dropped the flamethrower and the mask as a thought hit him like a freight train. Hold it. He held up a hoof, eyes suddenly wide. She said 'cell'. That implies more than one pony involved, obviously. How do we know she's the only member of this 'cell' on this train?