Neanderthal Mythos

What do you do when the Mist Spirits reach for you in the forest glades? How do young hunters learn to hunt? How do you stay out of trouble, to live another day? Where did The People come from?
Were Neanderthals the knuckled dragging, hirsute, chest beating, embarrassing cousin of Humans or were they intelligent, forbearing survivalists?
What does it take to live in a Neanderthal world?