Zheng Li Gun, a prisoner on death row who was about to be executed, was suddenly hit by an earthquake while being transported. The detention center collapsed into ruins. Zheng Li Gun and the other serious prisoners who escaped from death seemed to have gained sudden "freedom", but in fact, they had already fallen into another purgatory... At the same time, prison guard Wei Chi Xiao decided to temporarily organize a "different" rescue team. In the face of a natural disaster, will a death row inmate with only 24 hours left to live escape or save others? How should prison guards who are responsible for guarding prisoners make decisions? Everyone stands at a fork in the road of destiny.