A legendary delivery driver "5-8" with exceptional battle skills And a refugee "Sawol" who dreams of following in his footsteps.

In 2071, where people depend on respirator masks to breathe. Only one percent of the human race has survived, and a strict social stratification has been established in the deserted lands of the Korean Peninsula. Delivery drivers play a crucial role within this system, and for refugees, becoming a delivery driver is their only hope for survival.