Red Zones were typically established in areas that needed to contain and prevent the spread of something. In a way, they were the same as forbidden zones.
It could be a perilous dungeon or a unique type of monster. In red zone #21, it was the cold beasts or monsters. They loved the coldest weather and became stronger and more active once a snowstorm hit.
The reason they were troublesome and dangerous was the infection they inflicted, causing the part bitten by them to be frozen. Without the antidote, it would spread until they became frozen alive, then die.
"During the snowstorm, the combat ability of the espers also took a hit. They're still human, after all, and the cold will affect them."
Nolan ended his speech, gasping for breath.
"You know, you can pause and breathe while talking." Lucian could not help but point it out.
"I know that." Nolan sighed. "But I forgot."
"How can you forget that?"
