She pursed her lips for a moment, looking at the train.

"I am not certain this train has an under that would consume them, given its nature," she replied. "No, I would adopt the simple expedient of snapping their necks. Efficient and with a minimum of pain."

And her look said this was not her first wish, but it also said it might be a necessary one.

"You must understand," she adds, concerned she will appear monstrous, "my former master was a violent manipulator, in every regard - with pheromones to add compulsion, in the mix. In a closed environment, he could do tremendous damage very quickly."