Seeing any being as a tool or an object to be used is the easiest way to rob them of humanity and yourself of the guilt. I want none of it. What is your next action, now that your friends have vanished from this place?
The world back home is ending, at least as we know it to be. There's no point in hunting for a cure to the Undead curse; the only thing to do is to determine whether it is better to limp the world along for another hundred years or letting the flame extinguish and see what comes next. I change my mind on the day to day.