If you are realistically in a situation where that would happen, and you would be harmed, they may just decide to kill you as you're no longer of any value. In

If you are realistically in a situation where that would happen, and you would be harmed, they may just decide to kill you as you're no longer of any value. In this case, a blank phone probably means no entry and not actually harming you. So, there's that, I guess.