After nuclear war, cities are in ruins and people struggle for survival.
In order to survive, humans feed on various animals and even cannibalize, resulting in genetic mutations and become a host of a virus called 'Glass’. The glass virus crystallizes human tissue, making the skin glass-like crystals.
The brain is also crystallized and the level of consciousness drops to the level of animals that are difficult to discern.
Survive and reach the safe house to keep all the farmed items and weapons or lose everything