After stumbling inside Vault 41. Ryan and East encounter an AI called DAVE, the overseer. The Vault's purpose was to study new worlds after civilisation ended. But now East has accidentally travelled to another world with Ryan and DAVE following on. Now they're stuck in a world where everybody can bend elements, a war is occurring and its saviour is a pacifist.

Years after the destruction of the Oil Rig the Enclave gathered additional personnel from Enclave bunkers scattered in rural areas of the now American Wasteland. As they arrived at Raven Rock meeting their new President, John Henry Eden. A acid storm appeared as they began to settle in forcing them to use a experimental device with unexpected results. Chap5-6 are rough change in 7.