A century after the nuclear holocaust, civilization has collapsed, and the land has turned into a radioactive wasteland. Former cities have become rusted garbage dumps, abandoned gas stations, and ruins of dilapidated ancient buildings. Mutated creatures, looters, and totalitarian control organizations divide and conquer this barren land. Resources are extremely scarce, and old world machinery and energy devices have become treasures sought after by all parties. Beneath the ashes, human nature, both good and evil, and the remnants of life coexist. The slogan "Beyond the ash, something still lives" is the core tone of the story.