On the tenth day of the doomsday, supplies are scarce, and the old social order has collapsed. After waking up, Shen Wuqiao binds to the turn-waste-into-treasure system, where discarded sundries can be exchanged for survival supplies. She runs a small grocery store and takes in stranded survivors. Her small shop attracts attention from various forces, and crises emerge one after another. Hand in hand with her partners, she guards the precious warmth of human life amidst the wasteland.