The end of the world is coming, radiation is raging, mutant beasts are rampant, resources are exhausted, and the world has become a human hell. {Lin Chen}, with his natural sunshine and cheerfulness, lights up hope in a wasteland of despair. Without the blessing of a golden finger, he planned a way to survive with his wisdom, fought against mutated monsters with courage, and gathered every survivor with a heart of fraternity. He builds shelters, transforms weapons, clears wasteland to grow vegetables, and repairs technology. He is not selfish or arbitrary, allowing the desperate to regain their faith and the isolated to stay together for warmth. Betrayal and perseverance are intertwined, crises and opportunities coexist. Lin Chen always firmly believes that the end of the world is never a reason to fight alone. If we unite, we can create a pure land in the wasteland! It's powerful and intensive, no system or traps, watch the sunny hero lead all beings to fight through the doomsday siege!