The end of the world is approaching and human civilization is on the brink of collapse. The last survivors of the future launch the "Guardian Program" and select the kind-hearted and resilient Daniel Mills as the key figure. The ancestral ring in his hand contains infinite space and becomes humanity's last hope. Under the remote guidance of the commander Nora, Daniel unravels the deception, guards the ring, and, with wisdom and courage, collects supplies to ignite the hope to the survivors.