She nodded. There was that tree again. Joan refused to kill anyone, but she was still able to recognize that eventually it might become necessary to kill someone in self-defense, or accept that she was going to die. If and when she reached that crossroads, she may well kill. Sherlock would probably die.

"Then we should look for a spot that has good hiding places around it. We'll need to know where they are so we can get there quickly."