Injured humans, to put it simply, confused wraith. Either you fed on them, left them to die, or used the Gift if they were worthy of it. Treating symptoms was difficult.

The only medicine they had on board was the basic first-aid kit Beckett insisted Todd take in the event their healing abilities didn't work as well now that they'd taken the gene therapy. But there was nothing in it that could cure a head injury.

So there was only one option left as it was clear now the blow had been worse than it looked. He said nothing, not wanting to hurt her senses, merely raising his right hand, feeding slit wide open, and tapping her sternum lightly to indicate what he wanted to do.