The best survivor stories that are normally been told around campfires somewhere in the well hidden forests of wilderness were not told thanks to the fear of people shooting on sight. With resources being rare and higher quality ones even more it is not surprising that there are many bandits on Taviana mainland who often don't constrain to open fire on each other but not for the survivors on the mainland of Taviana. So they send their infamous „Elite Guards“ mostly consisting of mercenaries nd ex military to „save“ the remains of the former society.
The rich stayed rich hiding behind their tall walls on the aptly called „Salvation Island“ having more then they need is still not enough.
In the stories of DayZ Origins not all things have changed. So does the mysterious virus in the fictional world of Taviana, radically changing it into a post-apocalyptic wasteland with just glimpses of what once was a functional modern society.