Why does the mind do such things? Turn on us, rend us, dig the claws in. If you get hungry enough, they say, you start eating your own heart. Maybe it's much the same.
Madness string 24339
It's not grand. It's not epic. That's the whole point. It's just a story of someone utterly alone in the world who has to fight for every step, and doesn't even necessarily win in the end.