Cain Lone-Elk comes from a land of hardship, a land of fierce rules, a land where only the strong survive. In the ruins of the Old World and amid the backdrop of the majestic Rocky Mountains, he and his tribe eke out a living where few others dare to tread, but a new threat is looming on the horizon. A fierce enemy from the south is coming to their doorstep. Is he ready to face it?

Welcome to Vault 36. Many in the wastes wish to live there but no one knows the horrors behind those doors. Following William through the history of the vault, many will finally hear of what happen down there. "You're born in the vault, you die in the vault"